Senninger - 25 PSI Pressure Regulator, 2-20 GPM, 1'' FNPT - PMR25MF4F4FV
Senninger - 25 PSI Pressure Regulator, 2-20 GPM, 1'' FNPT - PMR25MF4F4FV is backordered and will ship as soon as it is back in stock.
Why so “cheap” at CheapSprinklers? Low prices by design — same parts, no compromise
Our prices are lower because of how we run our business — not because the product is different — and we pass those efficiencies directly on to you.
You’re receiving the same brand-new, factory-sealed item sold by big-box, supply-house, or bloated online-warehouse sellers — delivered direct to you, for less.
- Bulk Purchasing: We buy in high volume to lower per-unit cost
- Low Overhead: No physical storefronts or unnecessary middlemen
- Price-First Model: Our business is built around keeping everyday prices as low as possible — so you can put the savings toward other projects or your business.
- Fast & Efficient Fulfillment: Streamlined US warehouse operations keep costs down and orders moving fast.
The Result: Genuine products with full manufacturer warranty — delivered fast, without paying inflated big-box, supply-house, or bloated online-warehouse markups for the same parts.
CheapSprinklers Product Guarantee How we guarantee authenticity and warranty coverage
All products sold by CheapSprinklers are brand new and factory sealed. This Senninger Pressure Regulator (PMR-MF-25) is sourced directly from Senninger and ships from us in new-in-box retail packaging.
We’ve been sourcing and supporting irrigation products for professionals and DIYers through both brick-and-mortar and online channels since 1981.
If there’s ever an issue, CheapSprinklers stands behind what we sell and will help coordinate any warranty claim or replacement.
- Genuine New Senninger Pressure Regulator: no knockoffs, no refurbished, no old stock
- Factory Sealed: shipped in original new-in-box retail packaging
- Current Production Inventory: no discontinued or clearance stock
- Complete Senninger Warranty: full manufacturer coverage begins when your order is delivered
The Result: Peace of mind. You’re installing top-quality equipment — and if there’s ever an issue with this Pressure Regulator, you’re fully supported by CheapSprinklers and Senninger.
The PMR-MF (Pressure-Master Regulator Medium-Flow) is ideal for installations requiring mid-range flows of 2 to 20 gpm (454 to 4542 L/hr), including solid-set, drip and other low-volume irrigation systems.
- Senninger regulators maintain a constant preset outlet pressure with varying inlet pressures, which alleviates pressure differences that can cause an applicators area of coverage to change.
- 100% water tested for accuracy at Senningers in-house facilities
- Very low hysteresis and friction losses
- Can be installed above or below ground
- Two-year warranty on materials, workmanship and performance
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Preset Operating Pressure | Maximum Inlet Pressure | Flow Range | Inlet Sizes | Outlet Sizes |
| 25 psi | 105 psi | 2 - 20 gpm |
1" F NPT |
1" F NPT |
The pressure regulator shall maintain the predetermined operating pressure provided that the inlet pressure is at least 5 psi above the expected outlet pressure, but not exceeding the maximum inlet pressure as shown above.
| Preset Operating Pressure | Maximum Inlet Pressure | Flow Range | Inlet Sizes | Outlet Sizes | |
| 1.72 bar | 7.24 bar | 454 - 4543 L/hr |
1" F NPT |
1" F NPT |
The pressure regulator shall maintain the predetermined operating pressure provided that the inlet pressure is at least 0.34 bar above the expected outlet pressure, but not exceeding the maximum inlet pressure as shown above.
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