Flojet VersiJet Diaphragm Pump – 3.5 GPM, 12V, 50 PSI (Q351F-16N7-2P)

The Flojet VersiJet Diaphragm Pump (Q351F-16N7-2P) is a premium, high-efficiency water pump engineered for consistent pressure, quiet operation, and long-term reliability. Delivering up to 3.5 gallons per minute (GPM) at 50 PSI, this 12V DC pump is ideal for demanding applications where steady water flow and durability are essential.

Whether you're outfitting an RV water system, marine setup, agricultural sprayer, or off-grid water system, the VersiJet series is designed to provide smooth, pulse-free flow with minimal noise and vibration. Flojet’s advanced multi-chamber diaphragm design ensures optimal performance while reducing wear and extending the life of the pump.

Core Technology & Performance

• Durable Construction: Features a heavy-duty coated motor with a cast aluminum lower housing, providing excellent durability and heat dissipation for longer pump life.

• Chemical Compatibility: Built with a Santoprene diaphragm and Viton (FKM) seals, making it highly resistant to a variety of harsh chemicals, abrasives, and corrosive fluids.

• Self-Priming & Run-Dry: The pump can self-prime up to 8 feet (2.4m) and is capable of running dry without damage, protecting the internal components during fluid interruptions.

• Quiet & Stable: Includes a noise-dampening baseplate and rubber mounting feet to minimize vibration and ensure quiet operation during liquid transfer or spraying tasks

In The Box

• (1) Flojet VersiJet Q351F-16N7-2P Pump

• (2) 1/2" (13mm) Straight Hosebarb Port Fittings

• (1) Instruction Manual

Powerful & Consistent Performance

With a strong output of 3.5 GPM and pressure up to 50 PSI, this pump maintains steady water flow even under varying demand. The built-in pressure switch automatically turns the pump on and off as needed, helping conserve energy and extend pump life.

Advanced Diaphragm Technology

The VersiJet pump features a multi-chamber diaphragm system that delivers smoother flow compared to traditional pumps. This reduces pulsation, minimizes system noise, and ensures reliable performance across a wide range of applications.

Self-Priming & Dry-Run Capable

Designed for convenience, this pump is self-priming up to several feet, allowing for easy installation and fast startup. It can also run dry without damage, protecting the internal components and reducing the risk of costly repairs.

Quiet, Low-Vibration Operation

Engineered with noise-reducing technology, the Flojet VersiJet operates significantly quieter than standard pumps. This makes it ideal for enclosed environments such as RVs, boats, and cabins where noise levels matter.

Durable & Built to Last

Constructed with high-quality materials, this pump is resistant to corrosion and wear. Its robust design ensures long-lasting performance, even in demanding or continuous-use environments.

Easy Installation & Versatile Use

The compact design and standard fittings make installation simple and flexible. Compatible with a wide variety of systems, this pump is a go-to solution for both professionals and DIY users.

Specifications:

• Model: Q351F-16N7-2P

• Flow Rate: 3.5 GPM (Gallons Per Minute)

• Maximum Pressure: 50 PSI

• Voltage: 12V DC

• Pump Type: Diaphragm (multi-chamber)

• Self-Priming: Yes

• Dry-Run Protection: Yes

• Operation: Automatic pressure switch

Ideal Applications:

• RV and camper water systems

• Marine and boat plumbing systems

• Agricultural spraying and irrigation

• Off-grid and solar-powered water setups

• General water transfer and filtration

Why Choose the Flojet VersiJet Pump?

The Flojet VersiJet 3.5 GPM pump stands out for its balance of power, efficiency, and quiet operation. Unlike lower-quality pumps, it delivers consistent pressure without excessive cycling, reducing wear on both the pump and your system. It’s a trusted choice for users who need dependable performance in mobile or remote environments.