310-1880 | Waterway 1.5HP 2" Executive Pump Wet End

The Waterway 310-1880 Executive 1.5 HP Wet End Assembly is a complete replacement wet end designed for spa and small-pool pumps that use a 48-frame, 1.5 HP motor. It features 2″ male-buttress threaded inlet and outlet ports for side-discharge, making it compatible with standard 2″ pump plumbing. This wet end includes the volute housing, cover, impeller, wear ring, shaft seal, suction cover, drain plug, O-rings, and hardware — offering a full ready-to-install unit to restore hydraulic performance when your old wet end is cracked, leaking, or worn. The 48-frame design supports both single- and dual-speed motors, giving flexibility for spa or small-pool applications.

Highlights

• Complete Wet End Kit: Delivered as a full assembly — volute, cover, impeller, seal, wear ring, suction cover, drain plug, O-rings, and all necessary hardware — so you don’t have to source individual parts.

• 2″ Inlet & Outlet with Side Discharge: Uses standard 2″ male-buttress threads for inlet/discharge, compatible with typical spa/pool plumbing and common union fittings.

• 48-Frame Motor Compatibility: Built to mount on 48-frame, thru-bolt style motors — works with single- or dual-speed configurations.

• Durable Construction for Spa & Pool Use: Designed by Waterway Plastics with corrosion- and chemical-resistant materials suitable for long-term exposure to chlorinated or brominated water.

• Easy Replacement Option: Replacing a worn or damaged wet end with this assembly restores proper suction, pressure, and water flow without needing to replace the entire pump — saving time and cost.

Additional Info

This FAQ helps in-store customers confirm motor compatibility, plumbing size, and what’s included before picking up the Waterway 310-1880 wet end at Discount Pool Mart. It also explains what to bring for fast verification at the counter.

Motor Compatibility, Plumbing Fitment & Included Components

These answers help walk-in shoppers verify the wet end matches their pump setup.

How do I confirm the 310-1880 fits my motor?

Check your pump motor label for a 48-frame, thru-bolt style mount rated at 1.5 HP. Bringing a photo to the store helps staff verify alignment and bolt pattern.

Will this wet end work with 2 inch spa or pool plumbing?

Yes. It uses 2 inch male-buttress threaded ports that connect to standard unions used on most spa and small-pool systems.

What comes with this replacement assembly?

It includes the volute housing, impeller, seal, wear ring, suction cover, O-rings, hardware, and drain plug for a complete rebuild.

Hydraulic Performance, Seal Behavior & Replacement Expectations

These answers help customers understand performance once installed.

Will replacing the wet end restore pressure and flow?

Yes. A new impeller and seal assembly typically fixes issues like low flow, cavitation, or leaks around the housing.

Does this work with single- or dual-speed 48-frame motors?

Yes. The wet end is compatible with both configurations as long as the motor is 48-frame and 1.5 HP.

How durable is the wet end in chlorinated or brominated systems?

It is built with chemical-resistant materials designed for long-term spa and pool exposure.

In-Store Pickup, Inspection & Installation Prep

Helpful guidance for Discount Pool Mart customers preparing to visit.

What should I bring to confirm the right model?

Bring photos of the pump label, bolt pattern, and plumbing unions so staff can confirm fitment.

Can I inspect the wet end before buying?

Yes. You can check the ports, bolt holes, and impeller cavity at the counter.

Is the wet end ready for installation after pickup?

Yes. Once mounted on the motor and connected to unions, it’s ready for immediate operation.