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RackChiller Rear Door Control Unit, Passive

  • Coolant flow control based on chilled (supply) air temperature setpoint. More control features with water control package 21130-608
  • Precise flow control against setpoint with parametric PID loop
  • Remote monitoring through built-in Web Server or BMS protocols (Modbus TCP, SNMP v2c)
  • Optional external disply and keypad 21130-599
  • Languages: English, German, French
  • Power Supply: 90 - 260 VAC

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List price (RRP):
Price per piece, excluding VAT*
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  • Product Type: Control Unit

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The Control Unit enriches the passive RackChiller Rear Door. It connects to the 4 built-in air temperature sensors and the motorized coolant valve 23130-607. This enables the cooler to control the coolant air flow based on a chilled (supply) air temperature setpoint. It provides advanced remote monitoring functionality and various setup features.

For trouble-free operation it is recommended to use the water connection set and the optional accessories.


  • RoHS

Item(s) Delivered

Delivery of this product includes the following item(s):

Item Description Quantity
1 Control unit AlZn 1.5 mm, hood St 1.0 mm RAL7021 1
2 RJ45 socket, SNMP and Modbus interface, for integration in higher-level management systems or direct Web GUI access 1
3 Power connection 85 ... 260 VAC 1
4 Power cable IEC C14 to SCHUKO 1
5 Assembly Instructions 1

*The price shown is the per piece price and does not include VAT. Depending on local conditions, packaging and freight charges might not be included. Where these charges should be part of the total price, they are included in the quote. The price given is a non-binding recommended retail price (RRP), which is the nVent list price. The final sales prices of local distributors may vary. Quotations requested or generated on are only valid for commercial customers (B2B). The lead time displayed above is an estimate for this item to be dispatched from an nVent Schroff facility. Transit delivery times are not included in this estimate, as transit time may vary, depending on delivery address, parcel dimensions, and other factors. Cut-outs and modifications placed in non-recommended areas ("collision detected") for configured products may be subject to additional engineering and/or design costs, which may increase initially quoted prices.