Century/Regal 48-Frame Spa Motor (Model: BN25V1)
Product Overview
We stock this reliable Century/Regal thru-bolt motor, engineered for 1.0HP performance in residential applications. This single-speed 115V motor delivers consistent power for standard spa systems.
Key Features
- 1.0HP output capacity
- 115V operation
- Single-speed design
- 48-Frame configuration
- Thru-bolt mounting
- 12.0 Amp rating
Technical Details
This Century/Regal motor demonstrates residential-focused engineering:
- Single-speed operation
- Residential voltage compatibility
- 48-Frame dimensions
- Full service factor design
- Professional-grade insulation
- Optimized cooling system
Exploded parts diagram: This part is shown on the Pentair OptiFlo Pump Replacement Parts exploded parts diagram.
🔧 Pentair OptiFlo Pump Replacement Parts – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Pump, Pentair OptiFlo,1.0hp,115v,1Spd,VertDisch,3ft Cord,DOE |
| – | Pump, Pentair OptiFlo,1.0hp,115V,1-Spd,Horz Disch,DOE,E-Comm |
| – | Motor, Century, 1.5 Horsepower, 115v, 2 Speed, 48 Frame |
| – | Motor, Century, 1.0 Horsepower, 115v, 1 Speed, 48 Frame ◀ this part |
| – | Pump, Pentair OptiFlo,1.5hp,115v,1Spd,HorzDisch,3ft Std Cord |
| – | Pump, Pentair OptiFlo,1hp,115v,1Spd,Horz Disch,3ft Std Cord |
| – | Power Cord, NEMA 15A, 3 foot, 3 Wire, with Strain Relief |
| – | _155234 |
| 14 | Screw, Pent Am Prod 1-1/2" Side Mount Valve,14-20 x 11/2" |
| 13 | O-Ring, 1-5/8" ID, 1/8" Cross Section, Generic |
| 12 | _357215 |
| 11 | 34-102-W047K11 |
| 10 | _357254 |
| 9 | 34-102-W047K9 |
| 8 | 34-102-W047K8 |
| 7 | 34-102-W047K7 |
| 6 | O-Ring, 5-1/2"ID,3/16" Cross Section, Generic Volute |
| 5 | 34-102-W047K5 |
| 4 | O-Ring, 1/2" ID, 1/16" Cross Section, Generic |
| 3 | 34-102-W047K3 |
| 2 | 34-102-W047K2 |
| 1 | 34-102-W047K1 |
Performance Benefits
Engineered for residential spa applications, this motor delivers:
- Reliable performance
- Energy-efficient operation
- Consistent power output
- Quiet operation
- Extended service life
Specifications Table
| Specification | Detail |
|---|---|
| Model Number | BN25V1 |
| Manufacturer | Century/Regal |
| Horsepower | 1.0 HP |
| Voltage | 115V |
| Frame Size | 48 |
| Speed Type | Single Speed |
| Amperage | 12.0A |
| Mounting | Thru-Bolt |
| Application | Residential Spas |
| Type | Standard |
Installation Features
Designed for residential integration with:
- 48-Frame pump wet ends
- Thru-bolt mounting systems
- Standard household voltage
- Common pump configurations
- Various spa layouts
Technical Considerations
Installation requirements include:
- 115V power verification
- Proper ventilation
- Correct mounting alignment
- Adequate circuit capacity
- Compatible wet end matching
Manufacturer Information
Manufactured by Century/Regal, this motor is built to meet residential standards and includes standard manufacturer warranty coverage.
Alternate Part Numbers
- 1-05-0199
- 3410410-1 (Waterway)
- BN25SS (Magnetek)
- 356495S (Pentair)
- 9010-1197R (KD
- Pools)
- 62003-2097 (Sta-Rite)
- AS920ELL (Sta-Rite)
- AS923EL (Sta-Rite)
- 5268-03
- 35-126-1010
🔧 Exploded diagram and parts
This part belongs to the Pentair OptiFlo Pump Replacement Parts assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 8 | ![]() |
Trap Body, Pentair Optiflo | 357228 | Available to order |
Parts that go with this
| Part | Our part number | Availability | |
|---|---|---|---|
![]() |
Tool, Pool Tool, Impeller Wedge, 48 Frame | 111 | 17 in stock |
![]() |
Tool, Seal Setting | SS2136 | 9 in stock |
![]() |
Waterway Base 319-0019 | 319-0019 | 160 in stock |
![]() |
Gecko Cord 600DB1226 | 600DB1226 | 8 in stock |
![]() |
Vacuum Release, Vacless SVRS, Adj, Auto-Reset, Ctr Thd | SVRS10ADJ | 25 in stock |
























