Description
The JS-530 Well Buddy 110v Automatic (code 011-532A) is the 110v version of the JS Pumps multistage submersible pump, for building sites and workplaces that run equipment from a 110v transformer. It delivers up to 140 litres per minute and a maximum head of 45 metres (4.5 bar) from a 1.3 kW motor, through a 1″ outlet, and has a float switch for automatic operation.
Performance is the same as the 230v versions, but at 110v the pump draws 11.6 A, twice the 5.8 A of the JS-530 230v Automatic. Check that your transformer is rated for that current before you connect it. There is no 110v manual version; on 230v mains, the JS-530 230v Manual is available if you do not want a float switch.
JS builds the JS-530 from stainless steel and cast iron parts. The 1.3 kW figure is the motor’s input power; its output at the shaft is 0.84 kW. The pump has a 1″ outlet with no hosetail supplied, measures 520 x 200 x 235 mm, weighs about 17 kg and comes with a 10 metre power cable. JS rates it for a maximum submersion depth of 7 metres and water temperatures from 0 to 40 °C.
Features
- 110v single-phase for site transformer supplies, 11.6 A
- Up to 140 l/min and 45 m head (4.5 bar)
- Float switch for automatic start and stop
- Stainless steel and cast iron construction
- 1.3 kW motor
- 1″ outlet (hosetail not supplied)
- 10 metre power cable
- Submersible to 7 m, water 0 to 40 °C
Applications
- Supplying clean water on site from a tank or well over long hose runs
- Transferring water between tanks or up to higher ground
- Irrigation and landscaping work on 110v
- Rainwater harvesting and collection tanks
For clean water only, with no suspended solids or abrasive material, so it is not a drainage or dirty water pump. It must not be allowed to run dry under any circumstances. It is not a site dewatering pump: for draining excavations and flooded areas, use a JS heavy duty contractor pump instead. Leave room around the pump for the float to move freely.

The JS-530 range
| Model | Code | Voltage | Operation | Max Flow (l/min) | Max Head (m) | Motor (kW) | Current (A) |
|---|---|---|---|---|---|---|---|
| JS-530 230v Manual | 011-530 | 230v | Manual | 140 | 45 | 1.3 | 5.8 |
| JS-530 230v Automatic | 011-530A | 230v | Float switch | 140 | 45 | 1.3 | 5.8 |
| JS-530 110v Automatic | 011-532A | 110v | Float switch | 140 | 45 | 1.3 | 11.6 |
All versions: 1″ outlet, 520 x 200 x 235 mm, about 17 kg, 10 m cable.
Compare all three versions, with selection advice and FAQs, on the JS-530 Well Buddy multistage irrigation pumps page.








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