DURA PRO -21 and -25 Inverter – Pre 2019 – R410A
Product Overview
As a retailer of hot tub spare parts, pool equipment, and sauna components, I supply the DURA PRO Inverter unit compatible with -21 and -25 model heat pumps manufactured before 2019. This inverter is designed for systems using R410A refrigerant.
Technical Description
The inverter unit controls the variable-speed compressor operation in DURA PRO heat pump systems, enabling efficient temperature control and energy management. This component is specifically configured for pre-2019 models operating with R410A refrigerant specification.
Key Features
- Compatible with DURA PRO -21 and -25 models
- Pre-2019 model specification
- R410A refrigerant system compatibility
- Variable-speed compressor control
Applications
- DURA PRO -21 heat pumps (pre-2019)
- DURA PRO -25 heat pumps (pre-2019)
- Inverter replacement
- Heat pump control systems
Specifications
| Specification | Detail |
|---|---|
| Product Type | Heat Pump Inverter |
| Compatibility | DURA PRO -21 and -25 |
| Model Year | Pre-2019 |
| Refrigerant Type | R410A |
| Weight | 4.65 kg |
| Dimensions (L x W x H) | 370mm x 260mm x 170mm |
| SKU | 6770396056 |
Installation Notes
This inverter is specific to pre-2019 DURA PRO models using R410A refrigerant. Ensure model compatibility before installation and follow electrical connection procedures according to manufacturer specifications.


