Sales, Service, Repairs to Motors, Pumps, Generators & Trailing Cables

Grundfos JP4-47

Products / Grundfos JP4-47

Grundfos JP4-47

Introducing the new Grundfos JP series. It replaced the old JPC range with identical connections. JP is a self-priming, single-stage centrifugal jet pump. The jet pump has an excellent suction capacity and is designed for long and trouble-free operation. Moreover, the built-in ejector with guide vanes ensures optimum self-priming properties.

JP is small and compact, and the lifting handle makes JP handy and easy to carry and the pump housing is made of stainless steel.The JP pump has built-in thermal protection, which immediately stops the pump if it overheats. The motor is air cooled and equipped with oversized, sealed, greased-for-life ball bearings to ensure silent operation and minimum service.

Product number: 99463899

SKU: 99463899 Categories: ,
Available in store only

Grundfos JP 4-47 PM1 Self-Priming Booster Pump

The Grundfos JP 4-47 PM1 is a robust and reliable self-priming centrifugal pump designed to deliver consistent water pressure for household and light commercial applications. This booster set combines a Grundfos JP 4-47 pump with the PM1 Pressure Manager, ensuring automatic start/stop operation based on water demand.

Whether drawing water from above or below pump level, this system offers powerful suction—up to 8 meters vertically—and smooth, uninterrupted performance.

Key Features:

  • Self-Priming Capability: Can lift water from up to 8 metres below pump level—ideal for wells, tanks, and other remote sources.

  • Automatic Pressure Control: The PM1 starts the pump at 1.5 bar and keeps it running as long as water is being used.

  • Dry-Running Protection: Automatically shuts off the pump if the water supply runs out, preventing damage and reducing maintenance costs.

  • Anti-Cycling Function: Detects and stops unnecessary cycling caused by leaks or improperly closed taps.

  • Built to Last: Constructed from corrosion-resistant composite and stainless steel materials for a long service life.

  • Non-Return Valve Included: Prevents backflow for safer, more efficient operation.

  • Plug & Pump Installation: Simple setup—connect to your piping system, prime the pump, plug it in, and you’re ready to go.

  • Ideal for Household Use: Provides excellent value and performance for small to medium-sized homes.

Applications:

  • Garden irrigation

  • Rainwater harvesting systems

  • Domestic water boosting

  • Rural and semi-rural households

Other Available Models:

  • Grundfos JP 3-42 PM1

  • Grundfos JP 4-54 PM1

  • Grundfos JP 5-48 PM1

Why Choose Grundfos JP 4-47 PM1?

✔ Reliable performance under varying conditions
✔ Smart pressure management for convenience and safety
✔ Long-lasting, low-maintenance design
✔ Great value for everyday water boosting needs

See Grundfos JP for more information.

Grundfos JP4-47

We deal with

Any many more!

Our customers comments