VWR AD 7L R-20 Refrigerated / Heated Circulating Bath -20°C to 200°C

The VWR AD 7L R-20 Refrigerated / Heated Circulating Bath is a premium laboratory temperature control system manufactured in the USA by PolyScience for VWR. Designed for precise thermal applications, it combines efficient heating and refrigeration with an Advanced Digital controller featuring Ethernet, USB, RS-232/RS-485 communication, and the convenient Swivel 180™ rotating display for easy viewing from virtually any angle.

This unit features a 7-liter stainless steel reservoir, variable-speed pressure and suction pump, and a temperature range from -20°C to 200°C with exceptional ±0.01°C stability, making it suitable for demanding laboratory environments.

This is a new open-box unit that was removed from its original packaging solely for inspection and functional testing. The bath powers on properly, and the display, controls, heating, and refrigeration functions were verified. It has not been placed into laboratory service.

Includes all accessories shown in the photographs.

Features

• New open-box condition

• Tested for proper operation

• Manufactured by PolyScience for VWR

• Advanced Digital (AD) controller

• Refrigerated and heated circulating bath

• Temperature range from -20°C to 200°C

• ±0.01°C temperature stability

• 7 L stainless steel reservoir

• Variable-speed pressure and suction pump

• Ethernet, USB, RS-232, and RS-485 communication

• Swivel 180™ rotating controller display

• Chemical-resistant DuraTop™ work surface

• Compact, space-saving design

• Made in the USA

Specifications

• Manufacturer: VWR

• OEM Manufacturer: PolyScience

• Model: AD 7L R-20

• Manufacturer Part Number: AD07R-20-V12E

• VWR Catalog Number: 89202-972

• Reservoir Capacity: 7 L

• Temperature Range: -20°C to 200°C

• Temperature Stability: ±0.01°C

• Heating Capacity: 1100 W

• Cooling Capacity: 200 W @ 20°C

• Pump Type: Variable-speed pressure/suction pump

• Refrigerant: R-134a

• Refrigerant Charge: 255 g

• Voltage: 120 V

• Frequency: 60 Hz

• Communication: Ethernet, USB-A, USB-B, RS-232, RS-485

• Country of Manufacture: USA

Included

• VWR AD 7L R-20 Refrigerated / Heated Circulating Bath

• Integrated Advanced Digital Controller

Includes all accessories shown in the photographs.

Condition

This unit is new open box. It was removed from its original packaging for inspection and functional testing only. The system powers on properly, and the heating, refrigeration, display, and control functions were verified during testing.

The equipment has not been used in a laboratory environment after being removed from its packaging.

Shipping

This item will be carefully packaged to ensure safe delivery.

Shipping costs are calculated automatically based on the buyer's location.

Local pickup is available in San Diego, California.