United Automation PR3-DIN-18kW, Burst Fire Power Controller 25A

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Subtotal (1 unit)*

£188.79

(exc. VAT)

£226.55

(inc. VAT)

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  • Plus 8 unit(s) shipping from 27 October 2025
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Units
Per unit
1 - 4£188.79
5 - 9£185.39
10 +£177.84

*price indicative

RS Stock No.:
122-1378
Mfr. Part No.:
PR3-DIN-18kW
Brand:
United Automation
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Brand

United Automation

Current Rating

25A

Power Rating

18kW

Mounting Type

DIN Rail

Dimensions

110 x 217 x 87mm

Maximum Operating Temperature

+40 °C

Minimum Operating Temperature

0 °C

PR3-DIN 3-phase Burst-fire Power Controllers


Thyristor power control modules from United Automation which can provide seamless control of three phase electric heating loads from a suitable BMS or smilar controller. These burst firing controllers use zero-voltage switching technology to minimise noise problems caused by RFI and include over-temperature trips with automatic reset. Typical applications include HVAC systems, electric heating coils, heating cables, induction heaters and electric furnaces.
122-1377 3-phase Power Control Module, 12kW
122-1378 3-phase Power Control Module, 18kW

DIN-rail mounting
No additional heatsink required
Over-temperature protected
Low voltage DC control input
Alarm output
LED “Output on” indicators

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