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Impeller (working wheel) for JET100L pumps with an outer diameter of 128 mm is designed for installation in household and semi-industrial pump units. It is made from wear-resistant polymer with a brass bushing, suitable for replacing defective parts in pumps with corresponding mounting dimensions.
The mounting hole is Ø12 mm with a keyway of 4 mm. The closed-type working wheel ensures stable pressure and high efficiency in water pumping. It can be used both as a replacement for the original impeller and as a compatible component during repairs.
| Characteristic | Value |
|---|---|
| Type | Impeller / working wheel |
| Design type | Closed |
| Outer diameter | 128 mm (±1 mm) |
| Total height | 34 mm (±1 mm) |
| Wheel thickness | 10.5–9.5 mm (average 10 mm) |
| Working gap height | 4 mm |
| Mounting | Hole Ø12 mm, keyway 4 mm |
| Base diameter | 25.3 mm |
| Base height | 7 mm |
| Pipe diameter (inner/outer) | 40.7/46 mm |
| Pipe height | 16 mm (±0.3 mm) |
| Material | Plastic, brass |
| Compatibility | Universal |
| Quantity per package | 1 pc |
| Country of manufacture | China |
When replacement is required:
- Drop in pressure or performance
- Unusual noises
- Mechanical damage to the blades
- Imbalance during rotation
Replacement difficulty:
Medium — replacement requires partial disassembly of the pump housing. It is essential to maintain axial alignment and proper installation on the key.
Installation instructions:
- Disconnect the pump power supply and drain water from the system.
- Remove the pump cover and dismantle the old impeller.
- Clean the shaft and mounting areas.
- Install the new impeller, aligning the keyway.
- Reassemble the pump and check its operation.
