Julaba - FL601 Recirculating Chiller

This listing is for the Julabo FL601 Recirculating Cooler/Chiller

The unit is in full working condition and is ready for immediate use

The Julabo FL601 is a recirculating chiller engineered for routine cooling applications in laboratories and process environments. Designed for space-saving integration, energy efficiency, and ease of operation, the FL601 delivers precision temperature control with an extensive range of safety and connectivity features.

Performance & Control

Temperature Range: −20 °C to +40 °C

Temperature Stability: ±0.5 °C via microprocessor PID control

Cooling Capacity: Up to 600 W at +20 °C

Pump Flow Rate: Up to 23 L/min at 1 bar

Return Line Temp Limit: +80 °C

The FL601 features reliable PID temperature control, making it suitable for continuous operation in demanding environments such as analytical instrumentation, rotary evaporators, and closed-loop process cooling.

Design & Ergonomics

The FL601 emphasizes ease of use and maintenance:

Splash-proof keypad with large, bright LED display

Accessible top-mounted filling port with lift-up cover

Second hinged document tray for the user manual or install documents

Removable front venting grid for quick cleaning of the condenser

Front-facing drain tap for easy fluid replacement

Integrated stainless steel bath tank with level indicator

Compact footprint with front and rear ventilation only — no side vents — allowing side-by-side placement with other devices

Smart Features & Connectivity

RS232 interface for PC/lab system connectivity

Potential-free alarm output (max. 30 VA) for external device integration

IP21-rated housing (IEC 60529) for splash protection

Optical and audible low-level alarm system for added safety

Key Advantages at a Glance

Feature Benefit

Microprocessor PID control Stable, accurate temperature regulation

Front-facing vents Space-saving design; units can be placed side-by-side

Easy access filling & draining- Reduces downtime for maintenance

Integrated stainless steel bath tank Corrosion-resistant and durable

Audible/visual alarms Ensures safe operation and early fault detection

RS232 & alarm contact

Ready for system automation and remote monitoring

Quiet operation (~55 dBA) Suitable for sensitive lab environments

Robust construction (~48 kg) Long-lasting performance in daily use

Common Applications

Rotary evaporators

Refractometers

Spectrophotometers

Distillation units

Jacketed reactors

Heat exchangers

Laser cooling and OEM equipment support