K-Series Interpump Bypass Valve
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Pièce neuve d’origine Interpump
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The bypass valve (pressure regulator) is installed at the pump outlet: it regulates the working pressure and returns the water through the bypass when the gun trigger is released. Choose it based on the maximum pressure and flow rate of your pump.
Originally Interpump K Series, brass body: K1 (250 bar), K5 and K7 (200 bar) in several flow ranges, and K9 for 400 bar machines up to 50 l/min. The fittings, dimensions and flow range of each version are in the specifications table.
Need help choosing? Send us a photo of your current part and the nameplate of your machine by email to contact.surfaned.distribution@gmail.com: we will confirm the correct reference before ordering.
Technical specifications
| Max pressure | 250 bar |
|---|---|
| Flow range | 9 to 41 l/min |
| Material | brass |
| Length | 111 mm |
| Width | 65 mm |
| Height | 175 mm |
Values for: K1 – 250 bar, 9 to 41 l/min – 3/8" F inlet, 1/2" M outlet
| Max pressure | 250 bar |
|---|---|
| Flow range | 9 to 41 l/min |
| Material | brass |
| Length | 111 mm |
| Width | 65 mm |
| Height | 175 mm |
Values for: K1 – 250 bar, 9 to 41 l/min – 3/8" F inlet, 3/8" M outlet
| Model | K-5 |
|---|---|
| Inlet | 3/8" F |
| Outlet | 1/2" M |
| By-pass outlet | 1/2" F |
| Pressure gauge connection | 1/4" F |
| Max pressure | 200 bar |
| Flow range | 11 to 16 l/min |
| Max temperature | 80 °C |
| Material | brass |
| Length | 100 mm |
| Width | 74 mm |
| Height | 175 mm |
Values for: K5.1 – 200 bar, 11 to 16 l/min
| Model | K-5 |
|---|---|
| Inlet | 3/8" F |
| Outlet | 1/2" M |
| By-pass outlet | 1/2" F |
| Pressure gauge connection | 1/4" F |
| Max pressure | 200 bar |
| Flow range | 16 to 25 l/min |
| Max temperature | 80 °C |
| Material | brass |
| Length | 100 mm |
| Width | 74 mm |
| Height | 175 mm |
Values for: K5.2 – 200 bar, 16 to 21 l/min
| Model | K-5 |
|---|---|
| Inlet | 3/8" F |
| Outlet | 1/2" M |
| By-pass outlet | 1/2" F |
| Pressure gauge connection | 1/4" F |
| Max pressure | 200 bar |
| Flow range | 25 to 41 l/min |
| Max temperature | 80 °C |
| Material | brass |
| Length | 100 mm |
| Width | 74 mm |
| Height | 175 mm |
Values for: K5.3 – 200 bar, 25 to 41 l/min
| Model | K-7 |
|---|---|
| Inlet | 3/8" F |
| Outlet | 3/8" M |
| By-pass outlet | 3/8" F |
| Pressure gauge connection | 1/4" F |
| Max pressure | 200 bar |
| Flow range | 8 to 11 l/min |
| Max temperature | 80 °C |
| Material | brass |
| Width | 82 mm |
| Height | 185 mm |
Values for: K7.0 – 200 bar, 8 to 11 l/min
| Model | K-7.1 |
|---|---|
| Inlet | 3/8" F |
| Outlet | 3/8" M |
| By-pass outlet | 3/8" F |
| Pressure gauge connection | 1/4" F |
| Max pressure | 200 bar |
| Flow range | 11 to 16 l/min |
| Max temperature | 80 °C |
| Material | brass |
| Width | 82 mm |
| Height | 185 mm |
Values for: K7.1 – 200 bar, 11 to 16 l/min
| Model | K-7.2 |
|---|---|
| Inlet | 3/8" F |
| Outlet | 3/8" M |
| By-pass outlet | 3/8" F |
| Pressure gauge connection | 1/4" F |
| Max pressure | 200 bar |
| Flow range | 16 to 25 l/min |
| Max temperature | 80 °C |
| Material | brass |
| Width | 82 mm |
| Height | 185 mm |
Values for: K7.2 – 200 bar, 16 to 25 l/min
| Model | K-7.3 |
|---|---|
| Inlet | 3/8" F |
| Outlet | 3/8" M |
| By-pass outlet | 3/8" F |
| Pressure gauge connection | 1/4" F |
| Max pressure | 200 bar |
| Flow range | 25 to 41 l/min |
| Max temperature | 80 °C |
| Material | brass |
| Width | 82 mm |
| Height | 185 mm |
Values for: K7.3 – 200 bar, 25 to 41 l/min
| Model | K-9 |
|---|---|
| Inlet | 1/2" F |
| Outlet | 1/2" M |
| By-pass outlet | 1/2" F |
| Max pressure | 400 bar |
| Flow range | 50 l/min |
| Max temperature | 80 °C |
| Material | brass |
Values for: K9 – 400 bar, 50 l/min