ARAG 12V Pump Pressure Regulator – 3D (5/8") Quick Connect Inlet, 1/2" BSP Male Outlet
Eliminate pressure fluctuation and achieve a smooth, consistent flow rate from your 12V diaphragm pump with this ARAG pressure regulator. Featuring a 3D (5/8") quick connect inlet for direct pump mounting, it delivers reliable pressure control for pumps up to 20 L/min – ideal for boom spraying and agricultural transfer applications.
Compatibility
Suits Delavan* and other 12V pump brands with a 3D (5/8") quick connect outlet. Not sure if it fits your pump? Contact us before ordering.
Key Features
- Inlet: 3D (5/8") Quick Connect – mounts directly to pump outlet
- Outlet: 1/2" BSP male
- Pressure gauge port: 1/8" BSP (gauge sold separately)
- Body: Fibre-reinforced polypropylene for chemical resistance and durability
- Seals: EPDM – suitable for a broad range of agricultural chemicals
- Internal components: Delrin® and AISI 303 stainless steel for long service life
- Regulating graduated indicator for precise pressure setting
- Max flow: 20 L/min
Optional Accessory – Pressure Gauge
Add an ARAG 0–6 Bar pressure gauge (1/8" BSP) for real-time pressure monitoring.

* Various models. Contact us to confirm fitment.
