6SR12/8 - PD - 5.5 HP three-phase submersible electric pump
Flow rate up to 330 l/min (19.8 m³/h). Head up to 111 m. 4 kW (5.5 HP) motor.
Delivery Options
| Carrier | Description | Estimated Delivery | |
|---|---|---|---|
![]() | Mail Boxes - 2 giorni | This courier delivers within 48 hours from the moment we entrust the products to him. | Tuesday 31 March - Wednesday 1 April |
![]() | Poste Italiane - 2 giorni Italia | This courier delivers within 24/48 hours from the moment we entrust them with the products. | Tuesday 31 March - Wednesday 1 April |
![]() | DHL - 2 giorni Italia | This courier delivers within 24/48 hours from the moment we entrust the products to him. | Tuesday 31 March - Wednesday 1 April |
![]() | One Express - 2 giorni Italia | This courier delivers within 24/72 hours from the moment we entrust them with the products. | Friday 3 April - Monday 6 April |
![]() | Poste Italiane - 3 giorni punto di ritiro | This courier delivers within 24/72 hours from the moment we entrust them with the products. | Tuesday 31 March |

Carrier: Mail Boxes - 2 giorni
Description: This courier delivers within 48 hours from the moment we entrust the products to him.
Estimated delivery:
Tuesday 31 March - Wednesday 1 April

Carrier: Poste Italiane - 2 giorni Italia
Description: This courier delivers within 24/48 hours from the moment we entrust them with the products.
Estimated delivery:
Tuesday 31 March - Wednesday 1 April

Carrier: DHL - 2 giorni Italia
Description: This courier delivers within 24/48 hours from the moment we entrust the products to him.
Estimated delivery:
Tuesday 31 March - Wednesday 1 April

Carrier: One Express - 2 giorni Italia
Description: This courier delivers within 24/72 hours from the moment we entrust them with the products.
Estimated delivery:
Friday 3 April - Monday 6 April

Carrier: Poste Italiane - 3 giorni punto di ritiro
Description: This courier delivers within 24/72 hours from the moment we entrust them with the products.
Estimated delivery:
Tuesday 31 March




The 6SR12/8 - PD submersible electric pump from the 6SR series by Pedrollo is among the best in the 6-inch submersible pump category.
Recommended for civil, agricultural and municipal installations, for water distribution in conjunction with pressure tanks, for irrigation, for pressure boosting and for fire-fighting systems.
It can be installed both vertically and horizontally up to 200 metres deep.
The 6SR12/8 - PD is equipped with impellers and diffusers made of special materials capable of resisting abrasion caused by sand.
It can pump clean water with sand content not exceeding 100 grams per cubic meter.
- Motor connection
- THREE-PHASE
- Power (Kw)
- 4
- Power (HP)
- 5.5
- Delivery mouth
- 3"
- Pump body
- Cast iron
- Impeller
- Noryl
- Number of impellers
- 8
- Pump shaft
- AISI 304 stainless steel
- Minimum flow rate (l./min.)
- 50
- Max. flow rate (l./min.)
- 330
- Min. head (m.)
- 32
- Max. head (m.)
- 111
- Jobs
- water supply, pressurization systems, irrigation, fire prevention systems
- Max. liquid temperature (°C)
- +35°C
- Height (cm)
- 131.4
- External diameter (cm)
- 149.5
- Weight (Kg)
- 53.8
- Warranty (years)
- 2
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Bearings
| Pump bearing - fixed part | Special elastomer |
| Pump bearing - rotating part | Sintered AISI 316 steel with ceramic coating |
Tree holding
Materials
| 1.3 - Delivery body | Cast iron GJL 200 EN 1561 |
| 3.0 - Impeller | Reinforced technopolymer |
| 4.0 - Pump shaft | Stainless steel EN 1.4301 (AISI 304) |
| 4.2 - Towing joint | Stainless steel EN 1.4021 (AISI 420) |
| 5.0 - Stadium box | Stainless steel EN 1.4301 (AISI 304) |
| 5.1 - Diffuser | Reinforced technopolymer |
| 7.0 - Lantern | Cast iron GJL 200 EN 1561 |
| 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
![]() 6SR12/8 - PD - 5.5 HP three-phase submersible electric pumpThis product Flow rate up to 330 l/min (19.8 m³/h). Head up to 111 m. 4 kW (5.5 HP) motor. | ![]() 6SR12/11 - PD - 7.5 HP three-phase submersible electric pumpFlow rate up to 330 l/min (19.8 m³/h). Head up to 153 m. 5.5 kW (7.5 HP) motor. | ![]() 6SR12/15 - PD - 10 HP three-phase submersible electric pumpFlow rate up to 330 l/min (19.8 m³/h). Head up to 208 m. 7.5 Kw (10 HP) motor. | ![]() 6SR12/18 - PD - 12.5 HP three-phase submersible electric pumpFlow rate up to 330 l/min (19.8 m³/h). Head up to 250 m. 9.2 Kw (12.5 HP) motor. | |
|---|---|---|---|---|
| Price | Price €2,427.80 -45% €1,335.29 | Price €2,555.90 -45% €1,405.75 | Price €2,747.44 -45% €1,511.09 | Price €2,928.00 -45% €1,610.40 |
| Motor connection | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE |
| Power (Kw) | Power (Kw) 4 | Power (Kw) 5.5 | Power (Kw) 7.5 | Power (Kw) 9.2 |
| Power (HP) | Power (HP) 5.5 | Power (HP) 7.5 | Power (HP) 10 | Power (HP) 12.5 |
| Delivery mouth | Delivery mouth 3" | Delivery mouth 3" | Delivery mouth 3" | Delivery mouth 3" |
| Pump body | Pump body Cast iron | Pump body Cast iron | Pump body Cast iron | Pump body Cast iron |
| Impeller | Impeller Noryl | Impeller Noryl | Impeller Noryl | Impeller Noryl |
| Number of impellers | Number of impellers 8 | Number of impellers 11 | Number of impellers 15 | Number of impellers 18 |
| Pump shaft | Pump shaft AISI 304 stainless steel | Pump shaft AISI 304 stainless steel | Pump shaft AISI 304 stainless steel | Pump shaft -- |
| Degree of protection | Degree of protection -- | Degree of protection IP 68 | Degree of protection -- | Degree of protection -- |
| Minimum flow rate (l./min.) | Minimum flow rate (l./min.) 50 | Minimum flow rate (l./min.) 50 | Minimum flow rate (l./min.) 50 | Minimum flow rate (l./min.) 50 |
| Max. flow rate (l./min.) | Max. flow rate (l./min.) 330 | Max. flow rate (l./min.) 330 | Max. flow rate (l./min.) 330 | Max. flow rate (l./min.) 330 |
| Min. head (m.) | Min. head (m.) 32 | Min. head (m.) 44 | Min. head (m.) 60 | Min. head (m.) 72 |
| Max. head (m.) | Max. head (m.) 111 | Max. head (m.) 153 | Max. head (m.) 208 | Max. head (m.) 250 |
| Jobs | Jobs water supply, pressurization systems, irrigation, fire prevention systems | Jobs water supply, pressurization systems, irrigation, fire prevention systems | Jobs water supply, pressurization systems, irrigation, fire prevention systems | Jobs fire prevention systems, irrigation, pressurization systems, water supply |
| Max. liquid temperature (°C) | Max. liquid temperature (°C) +35°C | Max. liquid temperature (°C) +35°C | Max. liquid temperature (°C) +35°C | Max. liquid temperature (°C) +35°C |
| Height (cm) | Height (cm) 131.4 | Height (cm) 147.4 | Height (cm) 172.8 | Height (cm) 189.8 |
| External diameter (cm) | External diameter (cm) 149.5 | External diameter (cm) 149.5 | External diameter (cm) 149.5 | External diameter (cm) 149.5 |
| Weight (Kg) | Weight (Kg) 53.8 | Weight (Kg) 60.9 | Weight (Kg) 66.8 | Weight (Kg) 73 |
| Warranty (years) | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 |



