4SRm 1/20 S-PD - 1 HP single-phase submersible electric pump
Flow rate up to 30 l/min (1.8 m³/h). Head up to 140 metres. 0.75 kW (1 HP) motor.




The 4SRm 1/20 S-PD submersible electric pump from the 4SR series by Pedrollo allows for considerable energy savings.
The stainless steel used by Pedrollo gives it solidity, robustness and allows it to last over time.
Considered among the best in the inch submersible category.
The 4SRm 1/20 S-PD is recommended for installations in the agricultural, civil and domestic sectors, in particular for the distribution of water in conjunction with pressure tanks, for irrigation, for washing systems and for pressure boosting.
It can be installed both horizontally and vertically up to 200 meters below water level.
- Motor connection
- SINGLE-PHASE
- Power (Kw)
- 0.75
- Power (HP)
- 1
- Delivery mouth
- 1" 1/4
- Degree of protection
- IP 68
- Minimum flow rate (l./min.)
- 5
- Max. flow rate (l./min.)
- 30
- Min. head (m.)
- 62
- Max. head (m.)
- 140
- Cable length (m.)
- 2
- Jobs
- irrigation
- Weight (Kg)
- 16
- Warranty (years)
- 2
|
|
|
|
|
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||

Bearings
| Pump bearing - fixed part | Anti-friction polymer |
| Pump bearing - rotating part | Sintered AISI 316 steel with ceramic coating |
Tree holding
Materials
| 1.3 - Delivery body | Stainless steel EN 1.4301 (AISI 304) |
| 3.0 - Impeller | Reinforced technopolymer |
| 4.0 - Pump shaft | Stainless steel EN 1.4301 (AISI 304) |
| 4.2 - Towing joint | Stainless steel EN 1.4404 (AISI 316L) |
| 5.0 - Stadium box | Stainless steel EN 1.4301 (AISI 304) |
| 5.1 - Diffuser | Reinforced technopolymer |
| 7.0 - Lantern | Stainless steel EN 1.4301 (AISI 304) |
| 7.1 - Check Valve | Stainless steel EN 1.4301 (AISI 304) |
| 7.2 - Pump shirt | Stainless steel EN 1.4301 (AISI 304) |
| 7.3 - Cable cover | Stainless steel EN 1.4301 (AISI 304) |
| 8.0 - Suction Grid/Filter | Stainless steel EN 1.4301 (AISI 304) |
Compare with Similar Products
![]() 4SRm 1/20 S-PD - 1 HP single-phase submersible electric pumpThis product Flow rate up to 30 l/min (1.8 m³/h). Head up to 140 metres. 0.75 kW (1 HP) motor. | ![]() 4SRm 1/15 S-PD - 0.75 HP single-phase submersible electric pumpFlow rate up to 30 l/min (1.8 m³/h). Head up to 105 meters. 0.55 kW (0.75 HP) motor. | ![]() 4SRm 1/29 S-PD - 1.5 HP single-phase submersible electric pumpFlow rate up to 30 l/min (1.8 m³/h). Head up to 203 meters. 1.1 kW (1.5 HP) motor. | ![]() 4SRm 1/39 S-PD - 2 HP single-phase submersible electric pumpFlow rate up to 30 l/min (1.8 m³/h). Head up to 271 meters. 1.5 kW (2 HP) motor. | |
|---|---|---|---|---|
| Price | Price €768.60 -45% €422.73 | Price €678.32 -45% €373.08 | Price €921.10 -45% €506.61 | Price €1,144.36 -45% €629.40 |
| Motor connection | Motor connection SINGLE-PHASE | Motor connection SINGLE-PHASE | Motor connection SINGLE-PHASE | Motor connection SINGLE-PHASE |
| Power (Kw) | Power (Kw) 0.75 | Power (Kw) 0.55 | Power (Kw) 1.1 | Power (Kw) -- |
| Power (HP) | Power (HP) 1 | Power (HP) 0.75 | Power (HP) 1.5 | Power (HP) 2 |
| Delivery mouth | Delivery mouth 1" 1/4 | Delivery mouth 1" 1/4 | Delivery mouth 1" 1/4 | Delivery mouth 1" 1/4 |
| Degree of protection | Degree of protection IP 68 | Degree of protection IP 68 | Degree of protection IP 68 | Degree of protection IP 68 |
| Minimum flow rate (l./min.) | Minimum flow rate (l./min.) 5 | Minimum flow rate (l./min.) 5 | Minimum flow rate (l./min.) 5 | Minimum flow rate (l./min.) 5 |
| Max. flow rate (l./min.) | Max. flow rate (l./min.) 30 | Max. flow rate (l./min.) 30 | Max. flow rate (l./min.) 30 | Max. flow rate (l./min.) 30 |
| Min. head (m.) | Min. head (m.) 62 | Min. head (m.) 46.5 | Min. head (m.) 90 | Min. head (m.) 127 |
| Max. head (m.) | Max. head (m.) 140 | Max. head (m.) 105 | Max. head (m.) 203 | Max. head (m.) 271 |
| Cable length (m.) | Cable length (m.) 2 | Cable length (m.) 2 | Cable length (m.) 2 | Cable length (m.) 2 |
| Jobs | Jobs irrigation | Jobs irrigation | Jobs irrigation | Jobs irrigation |
| Weight (Kg) | Weight (Kg) 16 | Weight (Kg) 13 | Weight (Kg) 19 | Weight (Kg) 24 |
| Warranty (years) | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 |






