
HR Series – UNI 3-Bolt Pumps
Rear Port Pumps in 3-Bolt Configuration are being introduced in India for the first time pioneered by HEXA. Designed for Space-saving and easier installation, HR Series offers compact design with high efficiency and unmatched durability.

Key Features
- 3 Standard sizes
- Compact design
- Pressure up to 250 bar
- Speed up to 2400 RPM
- Shaft 21 UNI 222 (6x21x25)
- Low noise level
- Rear Ports
- Dowel pin design
- Maximum Efficiency
- Stringent Quality Testing
MODEL NUMBER CONSTRUCTION - HR-3-45-BD-2P
Series Code | Mounting Flange | Displacement@1000 RPM | Direction type | Port Type |
---|---|---|---|---|
HR | UNI 3 Bolt | 45cc / 65cc / 83cc | BD: BI-Directional | 2P - Side Port 4P - 4 Port RP - Rear Port |
Pump Specifications
Model | Mounting Flange | Displacement (cc) | RPM Min. - Max. | Continuous RPM | Max Working Pressure (BAR) | Ports Inlet/Outlet | Inlet Vacuum (Bar) | Weight (KG) |
---|---|---|---|---|---|---|---|---|
HS311ACWRP | UNI 3-BOLT | 11cc | 450 - 2200 | 1500 | 280 | 3/4”G 1/2”G | 0.7 - 3.0 bar | 3.4kg |
HS316ACWRP | UNI 3-BOLT | 16cc | 450 - 2200 | 1500 | 280 | 3/4”G 1/2”G | 0.7 - 3.0 bar | 3.8kg |
HS322ACWRP | UNI 3-BOLT | 22cc | 450 - 2200 | 1500 | 260 | 3/4”G 1/2”G | 0.7 - 3.0 bar | 4.1kg |
HS325ACWRP | UNI 3-BOLT | 25cc | 450 - 2200 | 1500 | 240 | 3/4”G 1/2”G | 0.7 - 3.0 bar | 4.4kg |
HS330ACWRP | UNI 3-BOLT | 30cc | 450 - 2200 | 1500 | 200 | 3/4”G 1/2”G | 0.7 - 3.0 bar | 4.9kg |
Other Pumps
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