Description
The E-Chen EC-103-75SE is a 75 GPD diaphragm pump for smaller home purifiers running 75 GPD membranes. Its low current draw at working pressure makes it gentle on the adaptor and quiet in use.
Performance
- At least 0.85 L/min flow at 70 PSI
- Draws 1.0 A or less at working pressure
- RoHS and CE markings
Specifications
| Brand | E-Chen |
|---|---|
| Model | EC-103-75SE |
| Type | Diaphragm booster pump |
| Voltage | 24V DC |
| Max current | 1.4 A |
| Max inlet pressure | 30 PSI |
| Shut-off pressure | 70 PSI |
| Flow at 70 PSI | 0.85 L/min or more |
Common questions
Which adaptor does it need?
It runs on 24V DC. Use a 24V SMPS rated at least 1.5A – see our SMPS and Adaptors section.
Can I use this with an 80 or 100 GPD membrane?
It will run, but output will be limited. For 100 GPD membranes pick a 100 GPD pump.
Why buy from RO Wholesaler
- Direct-from-manufacturer rates – no distributor or dealer margin added.
- Free delivery on orders above Rs 499, Cash on Delivery available.
- Free technician support on WhatsApp +91 96252 23245, plus our free RO servicing course.
- GST invoice with every order – add your GSTIN at checkout for input credit.

Reviews
There are no reviews yet.