United Automation A447432-HV-A-RS, HVAC Power Regulator 146A

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Subtotal (1 unit)*

£557.02

(exc. VAT)

£668.42

(inc. VAT)

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  • 999,999,999 unit(s) shipping from 18 December 2025
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Per unit
1 +£557.02

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RS Stock No.:
216-3058
Mfr. Part No.:
A447432-HV-A-RS
Brand:
United Automation
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Brand

United Automation

Current Rating

146A

The United Automation PR3-E series three phase Thyristor stack. The PR3 range of Thyristor stacks provides full seamless control of three phase resistive loads, using two thirds control technique. It is suitable for 3-wire, 3-phase floating-star or closed-delta configured resistive loads. This includes the Heating, Ventilating and Air Conditioning (HVAC) market for air curtain applications, but also for furnaces, ovens, dryers and hot plates.

Over temperature protection
Temperature sensor loss detection
RoHS Compliant

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