Recirculating Chillers and Cooled Water Baths News

The Grant Instruments NARWHAL recirculating chiller is an energy-efficient laboratory cooling solution designed to deliver precise, reliable temperature control whilst reducing water consumption and running costs. Its closed-loop refrigeration system provides an effective alternative to traditional tap-water cooling, making it ideal for research, pharmaceutical, chemical and industrial laboratories looking to improve sustainability without compromising performance.
With adaptive cooling technology and powerful circulation, the NARWHAL supports a wide range of laboratory applications, including rotary evaporation, reaction chemistry, condenser cooling and temperature control for analytical instruments.

Features and Benefits
- Energy-efficient cooling technology – Automatically adjusts cooling power to match demand, helping reduce electricity consumption and operating costs.
- Reduced water consumption – Closed-loop circulation eliminates the need for continuous tap-water cooling, supporting laboratory sustainability targets.
- Precise temperature control – Operates from –15°C to 40°C, with temperature stability of ±0.2°C for consistent experimental conditions.
- Powerful circulation performance – Provides up to 600 W cooling capacity and adjustable flow rates of 15–24 L/min for demanding laboratory applications.
- Compact, quiet and easy to use – Intuitive controls, a space-saving design and low-noise operation support convenient integration into busy laboratories.

The LAUDA Universa U series of recirculating chillers provides laboratories with precise and reliable temperature control for demanding cooling applications. Designed for research, development, quality control and laboratory processes, the Universa range combines powerful cooling performance with intelligent control, connectivity and energy-efficient refrigeration technology.
The modular LAUDA Universa U series can be configured to suit changing laboratory requirements, making it suitable for applications including external temperature control, reactor cooling, sample temperature control and laboratory equipment cooling. With advanced monitoring and safety functions, the range is designed to provide dependable temperature stability during everyday laboratory use.

Features & Benefits
- Precise temperature control - Provides highly stable temperatures for reproducible laboratory processes and sensitive applications.
- Energy-efficient refrigeration - Speed-controlled compressor and fan technology helps reduce energy consumption and operating costs.
- Flexible internal and external circulation - Adjustable pump performance and flow distribution support a wide range of laboratory temperature-control applications.
- Smart connectivity and monitoring - Integrated Ethernet, USB and Wi-Fi support remote monitoring, control and data management.
- Enhanced laboratory safety - Features including adjustable over-temperature protection, alarms and low-level protection help safeguard equipment and valuable samples.

Elevate your lab’s temperature control capabilities with the IKA HRC 2 GREEN series. Available in Basic and Control variants, these recirculating chillers deliver precision, energy efficiency, and eco-friendly performance for diverse laboratory applications.

Features & Benefits
IKA HRC 2 GREEN Basic
- Wide Operating Range – Efficient cooling and heating from −30 °C to +100 °C, ideal for bioreactors and synthesis reactors.
- Green Refrigeration – Utilises a natural refrigerant (R290) paired with a speed-controlled compressor for reduced noise and energy consumption.
- Smart Pump & Rapid Heat Transfer – Features a PEEK-made, variable-speed pump (0.5 bar, 22 L/min) and well-insulated 4 L bath for fast and efficient thermal exchange.
- Hygienic & Simple Maintenance – Equipped with an integrated hopper, drain valve, and easily accessible mesh air filter for clean and safe handling.
- Convenient Connectivity – Offers USB and RS-232 interfaces along with safety-level indicators and classification III (FL) compliance per DIN 12876.
IKA HRC 2 GREEN Control (in addition to the Basic model features)
- Advanced Temperature Regulation – Delivers outstanding thermal performance ranging from −30 °C to +100 °C with laboratory-grade accuracy.
- Intelligent Control Interface – Enhanced control capabilities tailored for demanding, high-precision temperature management scenarios.

Grant ORCA Closed-Loop Refrigerated Circulator from WolfLabs
The Grant ORCA closed-loop refrigerated circulator is a new addition to laboratory cooling technology, designed to provide accurate temperature control whilst improving energy efficiency and supporting more sustainable lab operations. Developed using Grant Instruments’ latest refrigeration platform, the ORCA offers a reliable alternative to traditional tap-water cooling, helping laboratories reduce both resource consumption and running costs. Suitable for applications such as rotary evaporation, condensers, jacketed vessels and general cooling tasks, the ORCA delivers consistent performance throughout the year while minimising environmental impact.

Features & Benefits
- Energy and cost-efficient operation - Designed to minimise power consumption, with typical running costs of around £300 per year at full load (300 W) and approximately £188 at lower loads (100 W). This is significantly lower than comparable chillers, which can cost around £400 annually under similar conditions.
- Lower upfront and lifetime costs - Offering a purchase price well below many competing systems—often less than half—combined with reduced annual operating costs, making it a cost-effective long-term investment for laboratories.
- Closed-loop system eliminates water waste - Removes the need for continuous tap water cooling, helping laboratories drastically cut water usage and meet sustainability targets.
- Adaptive, energy-efficient cooling technology - Automatically adjusts cooling output to match demand, reducing unnecessary energy use and limiting heat released into the laboratory—thereby easing the load on air conditioning systems.
- Reliable and precise temperature control - Maintains stable and accurate temperatures across varying workloads, ensuring consistent and dependable results for sensitive laboratory applications.

Introduction
Huber Petite Fleur recirculating chiller from WolfLabs.
The Huber Petite Fleur is a space-saving, dynamic temperature control system, designed for rapid cooling and heating in lab-scale applications. It supports regimes from −40 °C to +200 °C, combining precision control with eco-friendly design.

Features & Benefits
- Fast, Precise Temperature Control – Achieves exceptional thermodynamic performance with stability to 0.01 K and rapid recovery, ideal for demanding processes.
- Versatile Cooling & Heating Range – Covers extremes from −40 °C to +200 °C, suited for glass reactors, analytical instruments, and pilot plant systems.
- Powerful Variable-Speed Pump – Built-in pump delivers up to 25 L/min flow; pump speed adjustable to increase cooling capacity by up to 50 W.
- Intuitive Touchscreen Interface – 5.7″ colour touchscreen with user menus, calendar functions, ramp programming and Ethernet/USB/RS‑232 connectivity.
- Eco-Friendly & Robust – Uses natural refrigerant (R‑1270) with GWP 0, water-cooled, stainless steel heat exchanger, energy-efficient circulation and potable construction.

Introduction
Applied Thermal Control EcoMini and Mini recirculating chillers from Wolflabs.
M-Series chillers from Applied Thermal Control are compact, advanced cooling solutions with a footprint comparable to a desktop PC. Perfect for laboratories, where space and noise are crucial factors, these chillers feature variable speed fans and compressors. Designed as an upgrade from the KT series, the Mini not only offers exceptional cooling performance but also has a 24VDC internal circuit for remarkable energy efficiency. Its compatibility with various power supplies (90-240V, 50/60Hz) further enhances its versatility.

Features and benefits
- User friendly design
- USB port facilitates various functions
- Energy efficient, with variable speed compressor and fan
- Better control over noise levels with quiet operation
- Adaptable pump options

Introduction
LAUDA Microcool series of recirculating chillers from Wolflabs.
The easy-to-operate Microcool circulating chiller line includes four compact models with large LED display and membrane keyboard and offers cooling output from 0.25 to 1.2 kW. The compact circulation chiller MC 250 and MC 350 fit effortlessly on a lab bench. Somewhat larger models are also available having 600 and 1200 watts of cooling capacity and which can be positioned on the floor under a lab bench to save space. Additionally, the MC 1200 W, which is the most powerful device at 1200 watts, is also available in a water-cooled version.

Features and benefits
- Auto-start timer and auto shutdown function
- Premium quality block pump with magnetic coupling
- Filling opening at the top, drain connection at the rear
- Features an RS-232 interface and alarm contact
- Cooling output adapted via solenoid valve control, including automatic compressor control

Introduction
IKA HRC 2 lite Recirculating Chillers and cooled water bath from Wolflabs.

Features and benefits
- Designed for simple tempering tasks down from -10 to 100 °C
- With its compact and space-saving design, the refrigerated and heating circulator even fits in confined laboratory space conditions
- The easily accessible and easy-to-clean mesh filter (stainless steel) ensures a consistently high cooling capacity over years
- Thanks to the natural refrigerant R290, the HRC 2 lite is remarkably sustainable
- Equipped with an RS 232 and USB interface and can thus be controlled directly via the respective main device using device-to-device communication

Introduction

NEW Huber Recirculating Chillers and cooled water baths from Wolflabs.

Features and benefits
- Large, bright OLED display
- Simple operation with menu navigation
- Simultaneous display of set point, internal temperature, Tmin and Tmax
- USB (Device) and RS232 interfaces
- Autostart function for power failure

Discounts of almost 40% - http://www.wolflabs.co.uk/laboratory-products/recirculating-chillers-and-cooled-water-baths

New LT ecocool series recirculating chillers from Grant have been added.

New Presto series recirculating chillers from Julabo have been added.

Discounts of almost 30% - http://www.wolflabs.co.uk/laboratory-products/recirculating-chillers-and-cooled-water-baths

Introduction
Grant recirculating chillers and cooled water baths from Wolflabs. A collection of high performance refrigeration units which can be combined with any of 4 OptimaTM heated circulators to deliver outstanding temperature performance for routine and sophisticated applications requiring accurate temperature control in the range of -47°C to 100°C. Grant also offer the LTC4 (TX150-R4) which is available as a kit with the circulator, refrigeration unit and insulated tubing to form a ready to use system.

Features and benefits
- Choice of two base refrigeration units and four heating circulators, temperature range -47°C to 100°C (model dependent)
- Stability of up to ±0.1°C
- 3 years warranty, 4 years with the LTC4
- No spill valved front drain
- Safe - water freeze protection thermostat and 27 bar high pressure switch
- 3 preset programs

Introduction
Grant LT Ecocool recirculating chillers from Wolflabs. A new range of innovative, eco-friendly, refrigerated heated circulating baths offering significant running cost savings whilst delivering powerful cooling. Consisting of two models, the LT ecocool range is supplied assembled as ready to use kits, complete with accessory hosing, clips and connectors as standard.

Features and benefits
- Choice of two models, temperature range -25°C to 150°C+ (model dependent)
- Industry leading 4 year warranty with Grant renowned service and support, no registration required
- Active cooling through the whole temperature range
- True energy saving of up to 80% against standard compressor units

Introduction
Applied Thermal Control KTR series of recirculating chillers from Wolflabs. The KTR is a neat, self-contained chiller unit with a 480 Watt cooling capacity. Simply plug in and use from the factory set temperature, there is no need to manage the settings. If you need reliable and simple cooling this model is for you.

Features and benefits
- 480W cooling capacity (@17°C set point)
- User friendly, plug in and use
- Factory set minimum running temperature
- Economic purchase and operation
- Ideal for OEM applications

Recirculating chillers from Applied Thermal Control now come with a warranty period of 24 months.

Introduction
Applied Thermal Control KTC recirculating chiller from Wolflabs. The KTC chiller is compact unit offering a 480 Watt cooling capacity, a temperature display and high and low temperature alarms. This model is suitable if you need reliable cooling and wish to check the running temperature of the chiller.

Features and benefits
- 480W cooling capacity (@17°C set point)
- Factory set minimum running temperature
- Digital temperature display
- Adjustable temperature alarms
- Ultra-compact design

Discounts of almost 30% - https://www.wolflabs.co.uk/laboratory-products/recirculating-chillers-and-cooled-water-baths

Introduction
Applied Thermal Control KTD series recirculating chillers from Wolflabs. For precision chilling within a self-contained unit, with full temperature control and display offering 480 Watt cooling capacity.

Features and benefits
- 480W cooling capacity (at 17°C set point)
- Ultra-compact design
- Versatile temperature control and alarm
- Full control of temperature precision to +/-0.1°C

Introduction
Applied Thermal Control KT1 series of recirculating chillers from Wolflabs. 

Features and benefits
- 1000 Watt Cooling Capacity (@20°C set point)
- Compact self contained unit
- Full control of temperature
- Versatile flow rates and pressures
- 100% water savings
- No sewage-waste costs
- Ultimate equipment Up-time
- Power efficient Cool Solutions
- State-of-the-art Dual-display microprocessor PID controller (set-point + actual) +/-0.1°C
- Ultra-low vibration series (OEMs only)
- Whisper-Quiet series
- Widest choice of options
- Build to ISO 9002 CE Standards

Introduction
Applied Thermal Control K1 series of recirculating chillers from Wolflabs. The K1 chiller offers a full 1.75kW of cooling in a very compact package.

Features and benefits
- 100% water savings
- No sewage-waste costs
- Ultimate equipment Up-time
- Power efficient
- State-of-the-art Dual-display microprocessor PID controller (set-point + actual) +/-0.1°C
- Whisper-Quiet series
- Widest choice of options
- Build to ISO 9002 CE Standards
- Exceptionally high 1.75kW cooling capacity
- Compact and robust design which is quiet while in use
- Reliable cooling equipment

Introduction
Applied Thermal Control K3 recirculating chiller from Wolflabs. A full 3.2kW of cooling in a very compact and robust chiller.

Features and benefits
- Exceptionally High 3.2 kW cooling capacity (at 17°C set point)
- Compact and robust design, with a small footprint
- A dependable workhorse

Introduction
Grant TXF200-R4 cooled water bath from Wolflabs. The Grant R4 refrigerated bath and circulator range provides outstanding performance for routine and sophisticated applications requiring accurate temperature control in the range of -47 to 100°C. A choice of 4 heating circulators combined with a powerful R4 refrigeration unit offers a cost-effective and efficient solution for low temperature applications.

Features and benefits
- Stability of up to ±0.1°C
- Up to 4 years warranty
- No spill valved front drain
- 3 preset programs
- Large 20 litre tank and accessible bath for immersion of samples
- Environmentally friendly refrigerant
- Robust construction
- 900W of cooling power
- Quiet
- Confident Cooling guarantee
- Built in Britain
- Range of accessory hosing, connectors, software, additional pump and temperature probes available

Introduction
Grant RC series of recirculating chillers from Wolflabs. Comprehensive range of robust recirculating chillers delivering a constant flow of temperature-controlled liquid to provide powerful, regulated cooling at -10ºC for many types of industrial machinery and scientific apparatus. Suitable for circulation through open and closed systems.

Features and benefits
- Temperature range -10ºC to 60ºC or -5ºC to 60ºC (model dependent)
- Stability ±0.25ºC or ±0.5ºC (model dependent)
- Choice of models with different cooling power – from 350 to 3000W
- Efficient, reliable and cost-effective alternative to cooling with mains water

Introduction
Grant LT Ecocool recirculating chillers from Wolflabs. A new range of innovative, eco-friendly, refrigerated heated circulating baths offering significant running cost savings whilst delivering powerful cooling. Consisting of two models, the LT ecocool range is supplied assembled as ready to use kits, complete with accessory hosing, clips and connectors as standard.

Features and benefits
- Choice of two models, temperature range -25°C to 150°C+ (model dependent)
- Industry leading 4 year warranty with Grant renowned service and support, no registration required
- Active cooling through the whole temperature range
- True energy saving of up to 80% against standard compressor units

Discounts of over 30% - https://www.wolflabs.co.uk/laboratory-products/recirculating-chillers-and-cooled-water-baths

Recirculating chiller Grant LT ecocool 100 0.25 kW cooling capacity, temperature range -20 to 100°C, 17l/min pump flow rate, 0.25 bar maximum pressure, +/- 0.05°C stability, 5l tank capacity, digital control. Supplied with insulated tubing, clips and connectors (replaces part number LT ecocool 100) 
Recirculating chiller Grant LT ecocool 150 0.4 kW cooling capacity, temperature range -25 to 150°C, 22l/min pump flow rate, 0.53 bar maximum pressure, +/- 0.02°C stability, 6l tank capacity, digital control. Supplied with insulated tubing, clips and connectors (replaces part number LT ecocool 150) 

Introduction
Grant TC120-R recirculating chillers and cooled water baths from Wolflabs. The Grant Optima TC120 R series of refrigerated baths and circulators with digital control provides excellent value for money for more demanding applications requiring accurate heating and cooling in the range of -25 to 100°C.

Features and benefits
- Simple-to-use rotor dial and two function keys provide access to the interactive interface for fast, accurate set-up
- Clear 4-digit display for instant reassurance - easy to read from a distance
- Visual and audible alarm - alert you when your attention is required
- Operating setpoint plus 3 adjustable preset temperatures for convenience
- User calibration facility for optimum accuracy at the required operating temperature
- Powerful integral pump - maximum flow rate 16L/min
- Choice of 4 refrigerated (R) tanks with different facilities, working volumes and cooling capacities
- Cooling/heating range: -25 to 100°C
- Stability ± 0.1°C

Introduction
Grant RC series of recirculating chillers from Wolflabs. Comprehensive range of robust recirculating chillers delivering a constant flow of temperature-controlled liquid to provide powerful, regulated cooling at -10ºC for many types of industrial machinery and scientific apparatus. Suitable for circulation through open and closed systems.

Features and benefits
- Temperature range -10ºC to 60ºC (model dependent)
- Stability ±0.25ºC or ±0.5ºC (model dependent)
- Choice of models with different cooling power – from 350 to 3000W
- Efficient, reliable and cost-effective alternative to cooling with mains water

Introduction
Grant LTC4 recirculating chiller and cooled water bath from Wolflabs.

Features and benefits
- Choice of two base refrigeration units and four heating circulators.
- Temperature range -47°C to 100°C (model dependent).
- Stability of up to ±0.1°C.
- 4 years warranty.
- No spill valved front drain.
- Water freeze protection thermostat and 27 bar high pressure switch.
- 3 preset programs.

Introduction
Applied Thermal Control K6 series recirculating chillers and cooled water baths from Wolflabs.

Features and benefits
- 3 year warranty support available.
- 100% water savings.
- No sewage-waste costs.
- Power efficient.

Introduction
Grant TX150-R5 recirculating chiller and cooled water bath from Wolflabs.

Features and benefits
- Excellent temperature stability and temperature control for demanding applications.
- Easy and quick to configure temperature profiles to suit basic and advanced applications.
- Conveniently converts vessels into stirred bath, offering excellent versatility.
- Unit will cut-out when liquid level is too low for operation which means that the unit will safely operate unattended.
- Allows connection to PC or laptop for programming or data logging.

Introduction
Grant TX150-R4 recirculating chillers and cooled water bath from Wolflabs.

Features and benefits
- Accurate and safe temperature control.
- Intuitive programming and thoughtful design features.
- Robust, durable construction.

New Minichiller, CC and KISS recirculating chillers and water baths from Huber have been added.

Introduction
Applied Thermal Control KT11700 recirculating chiller from Wolflabs.

Features and benefits
- Compact self contained unit.
- Full control of temperature.
- Versatile flow rates and pressures.
- 1000 watt cooling capacity.

Introduction
Grant RC3000G recirculating chiller from Wolflabs. Many industrial and scientific applications require powerful cooling to remove the mechanical or electrical heat produced in equipment, or the heat generated by an exothermic reaction, combined with high pressure flow for fast heat removal within restricted systems. The Grant RC3000G recirculating chiller is ideal for these applications. The RC3000G chiller provides a constant flow at a precise, repeatable temperature and can operate at temperatures as low as -10°C. This eliminates the use of mains water, minimise scaling and corrosion of the equipment being cooled. Moreover, alarms warn of any temperature or flow changes.

Features and benefits
- Temperature range -10 to 60ºC.
- Efficient, reliable and cost-effective alternative to cooling with mains water.
- Inbuilt safety features.
- Robust construction.
- Digital controller.

Introduction
Grant LTC4 cooled water bath from Wolflabs. The Grant LTC4 provides outstanding performance for routine and sophisticated applications requiring accurate temperature control in the range of -30 to 100°C. The LTC4 includes the TX150 heating circulator and an R4 tank/refrigeration unit, complete with insulated tubing and clips to form a system ready to use.

Features and benefits
- Setpoint, plus three adjustable preset temperature values.
- Fault indication display.
- Programmable relay.

Introduction
Huber Minichiller 300-H OLE recirculating chiller from Wolflabs.

Features and benefits
- Space saving tower designs.
- Robust stainless steel construction.
- Reliable continuous operation with alarm and early warning functions.
- Simple to fill and drain.
- High flow rates for optimal heat transfer.
- Splash protection of display.

Introduction
Applied Thermal Control KTR2000 recirculating chiller from Wolflabs.

Features and benefits
- Compact simplicity.
- No sewage-waste costs.
- Power efficient.
- Widest choice of options.

Introduction
Grant TXF200-R4 cooled water bath from Wolflabs.

Features and benefits
- Accurate and safe temperature control.
- Intuitive programming and thoughtful design features.
- Robust, durable construction.

Introduction
Applied Thermal Control K617003 recirculating chiller from Wolflabs.

Features and benefits
- Reliable microprocessor PID temperature control.
- Dependable workhorse equipment.
- Splash proof keypad and mains switch.
- Versatile design, allowing for many standard and non-standard options.

Introduction
Grant LT ecocool 100 recirculating chiller from Wolflabs.

Features and benefits
- Modern design.
- Single front switch for user convenience.
- Built in Britain to the highest specifications.
- True energy saving of up to 80% against standard compressor units.
- Active cooling through the whole temperature range.

Introduction
Grant RC3000G recirculating chiller from Wolflabs.

Features and benefits
- Temperature range -10 to 60ºC.
- Efficient, reliable and cost-effective alternative to cooling with mains water.
- Autotune facility for optimal temperature control performance.
- Suitable for both open and closed loop circulation.

Introduction
Applied Thermal Control K110000 recirculating chiller from Wolflabs.

Features and benefits
- Compact robust design.
- Digital temperature display.
- Easy to clean.
- Exceptionally high 1.75kW cooling capacity.
- 2 year warranty.

New Ecomini recirculating chillers from Applied Thermal Control have been added.

Introduction
Grant Recirculating Chiller TXF200-R52 from Wolflabs.

Features and benefits
- Stability of up to ±0.1°C
- No spill valved front drain
- Programmable & Robust construction
- 12L tank for rapid cool-down