Impellers & Inducers
Inducer
Inducer for CNP pumps, used in 12 CNP series and listed in Stainless steel.
- Ø D outside diameter
- Ø d hub diameter
- L axial length
What it is
A helical screw ahead of the first impeller that lowers the pump’s required NPSH.
How it works
It gently pre-pressurises the incoming liquid so the impeller does not cavitate on difficult suction conditions.
- Part group
- Impellers & Inducers
- Used in
- 12 CNP series
- Materials
- Stainless steel
- Standard
- AISI304
- Supply
- Quoted per pump model
Signs it needs replacing
- Cavitation noise returns
- Damaged leading edges
- Loose or cracked fixing
Selection & fitting tips
- Fit only the inducer made for your series
- Replace with the first-stage impeller if worn
What to send us to order
Pump model code, stage count, quantity.
We identify the exact part for your pump and reply with price and delivery.
Request a quotationSeries that use the inducer
| Series | Listed as | Material | Standard | Fits sizes | |
|---|---|---|---|---|---|
| CDL / CDLF | Inducer | Stainless steel | AISI304 | All sizes | |
| CDM / CDMF | Inducer | Stainless steel | AISI304 | All sizes | |
| CDLK / CDLKF (immersion) | Inducer | Stainless steel | AISI304 | All sizes | |
| LDMF (hot water) | Inducer | Stainless steel | AISI304 | All sizes | |
| CDLF + CDH | Inducer | Stainless steel | AISI304 | All sizes | |
| CDMF + CMH | Inducer | Stainless steel | AISI304 | All sizes | |
| HP | Inducer | Stainless steel | AISI304 | All sizes | |
| CHL / CHLK | Inducer | Stainless steel | AISI304 | All sizes | |
| CM | Inducer | Stainless steel | AISI304 | CM10, CM15, CM20 | |
| CHM | Inducer | Stainless steel | AISI304 | All sizes | |
| PQ (submersible multistage) | Inducer | Stainless steel | AISI304 | All sizes | |
| SJ (deep-well submersible) | Inducer | Stainless steel | AISI304 | All sizes |
Related parts
First impeller1 series
Impeller25 series
Impeller cone1 series
Impeller cover1 series
Impeller nut2 series
Impeller sleeve10 series
Inducer cover1 series
Reverse impeller1 series
How to order. Send us the pump model code (from the nameplate) and the quantity. We identify the exact part for your pump and reply with price and delivery. Use the part finder if you only know the model.