502
Series 502
502 Compact Booster / Self-priming
The workhorse RO pump for 50–400G household systems.
Three-chamber diaphragm architecture for stable permeate flow, strong suction, and OEM-friendly mounting on under-sink RO machines.
- Flux
- 50–400 GPD
- Noise
- ≤ 48 dB(A)
- Pressure
- 70–100 PSI
- Voltage
- 24 V DC
- Dimensions
- 85 × 62 × 118 mm (typ.)
- Weight
- 0.62 kg
- Ports
- 1/4" quick-connect inlet / outlet
Self-priming: Available
Full datasheet, CAD envelope and performance curves are shared after RFQ — typical turnaround within one business day.
Engineering notes
- — Boost and self-priming in one platform
- — Servo-assembled head for leak consistency
- — 12 kg hydrostatic leak test on every unit
Fits
Under-sink RO · Countertop purifiers · Tea-bar machines
| Architecture | 3-chamber diaphragm |
|---|---|
| Inlet / outlet | 1/4" quick-connect |
| Duty | Intermittent RO pressurization |
| Life target | ≥ 3,000 h typical OEM spec |
| Protection | Thermal / stall options |
RFQ this series
Typical windows — we lock the curve in sample builds.