SmaRt Coldroom


  • Two temperature probe inputs
  • A door switch input
  • Person trap alarm input
  • Four fused relay outputs
  • A built-in temperature and configuration display with notification LEDs, keypad, and alarm sounder
  • A 40 amp isolator switch (optional)
  • Three built in configuration modes selected using on-device keypad


  • Highly economical pricing
  • Clear and concise user interface
  • Can be mass configured with an RDM SmaRt Caesium key (sold separately)
  • Energy saving features built in
  • Quick and easy setup
  • Can be connected to a Data Manager (with add on products)

Accessories to Match your Requirements

For those who need their SmaRt controller to do a little more, we provide a group of functionality enhancing accessories.

The accessories require a SmaRt Cable (PR0949) to interface with the controller, so make sure you include as many as you need in your order.

Description Part Number
Mercury Switch PR0018
SmaRt Caesium Adaptor PR0948
IP Network Module PR0944 DIN
Dual IP Network Module PR0944 DUAL DIN
RS485 Module PR0945 DIN
SmaRt Cable PR0949

Safe and Energy Efficient

SmaRt Coldroom is available with or without a mains isolation switch as well as with built in circuit fusing.

The panel also comes with a host of energy saving features including configurable cold room lighting (with timer and door open sensor), built-in alarm buzzer, defrost skip, and fan pulse control. The controller also features knockouts for eight 25mm cable glands, allowing for an electrically safe and aesthetically pleasing installation.

Green Leaves

SmaRt Coldroom Controller Technical Specifications

Smart Coldroom Controller
SmaRt Coldroom (PR0946)

2 NTC2K temperature probe inputs.

4 fused relay outputs.
Maximum relay current: 12.5 Amp resistive load. 8 Amp inductive load. COSΘ=0.4
Switched output voltage: Same as supply voltage
Relay terminals: 2.5mm CSA

100-240Vac +/-10%, 50-60hz

Operating Temperature: 5°C to 50°C (41°F to 122°F)
Storage Temperature: -20°C to +65°C (-4°F to 149°F)
Operating Humidity: 10% to 80% (non-condensing)

(H x W x D) 300 x 240 x 140mm (11.82 x 9.45 x 5.51in)

1.6kg (5.52lb)

CE Certification

Backed by a two year limited warranty.

Product Documentation

LanguageTitleFile Size (kB)Date
LanguageSmart Controller User Guide124703/10/2017
LanguageSmart Coldroom Controller User Guide104419/04/2017
LanguageSmaRt Controller Family Product Data Sheet30301/10/2016
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