Grant Soft Start Hpawsoftb Hpawsoftb

HPAW110, ASHE85/175

Grant Soft Start – HPAWSOFTB

Part Number: HPAWSOFTB
Genuine Grant Soft Start Module for Air Source Heat Pumps

The Grant Soft Start (HPAWSOFTB) is a genuine replacement module designed for use in Grant air source heat pump systems. This component plays a crucial role in reducing the initial electrical inrush current during compressor start-up, helping to protect both the heat pump and your electrical supply.

By minimising start-up strain on internal components, the HPAWSOFTB soft start extends the lifespan of the system and supports smoother, quieter operation—making it essential for reliable, long-term performance.

 Key Features & Benefits

•  Official Grant OEM Replacement – Guarantees full compatibility and peace of mind

•  Reduces Compressor Start-Up Current – Protects electrical components and circuit breakers

•  Quieter System Start-Up – Enhances user comfort by reducing operational noise

•  Improves Longevity of Heat Pump – Less strain on mechanical and electrical systems

•  Compact & Easy to Fit – Designed for straightforward integration into Grant air source units

 Compatible With

• Grant Aerona³ Air Source Heat Pumps (check model specifications)

• Designed specifically for use with Grant HPAW series systems

• Please refer to your user manual or consult a heating engineer to confirm compatibility

 When to Replace

• During system upgrades or electrical refurbishments

• If your current soft start module is faulty, damaged, or missing

• When experiencing frequent breaker trips or high inrush current issues

• As part of routine preventative maintenance for Grant air source heat pumps

 Technical Specifications

• Part Number: HPAWSOFTB

• Function: Compressor Soft Start Module

• Voltage: 230V (single phase applications)

• Construction: Sealed electronic module

• Usage: Air Source Heat Pump Systems