SEAFLO Manual Toilet Pump Flush Handle Kit — Twist 'n' Lock, Joker Valve, Reversible Ergonomic Handle

A corrosion-resistant SEAFLO manual pump assembly that replaces or upgrades marine toilet flush handles, featuring a Twist 'n' Lock control, Joker valve backflow protection, and reversible ergonomic handle.

Whether you’re refitting a small cruiser, restoring a sailboat head, or keeping spares on board, this SEAFLO Manual Toilet Pump Flush Handle Kit offers a compact, serviceable solution designed for marine conditions. Built to match the dimensions and connection sizes common to SEAFLO and JABSCO manual toilets, the kit simplifies installation and routine maintenance with a full-sized external seal housing and user-friendly handle orientation options.

How does the Twist 'n' Lock control improve daily use?

The Twist 'n' Lock control secures the pump in the selected position to reduce accidental activation while underway, and it provides a positive, repeatable action for each flush. Its simple motion makes it easier to operate in rough seas or low-light conditions.

• Locking action prevents unintended pump movement
• Smoother actuation compared with basic lever-only designs
• Fits standard mounting cutouts used on many marine heads

What maintenance features help extend pump life?

The assembly includes an accessible external seal housing so you can replace seals without removing the entire pump from the pedestal. It also ships with a Joker Valve to reduce backflow risk—both features lower downtime and simplify at-sea repairs.

• Full-sized external seal housing for quick access
• Included Joker Valve for backflow prevention
• Serviceable parts that reduce long-term replacement costs

Will this kit fit my SEAFLO or JABSCO manual toilet?

This pump assembly is engineered as a compatible replacement for many SEAFLO and JABSCO manual marine toilets, using a 3/4" inlet and 1-1/2" discharge to match common plumbing layouts. Check your plumbing dimensions and mounting clearance to confirm compatibility before ordering.

• 3/4" inlet and 1-1/2" discharge to match popular toilet lines
• Overall dimensions: 11.8" x 7.5" x 4.7" (30 x 19 x 12 cm)
• Swap-in replacement when hose and mount align with these sizes

How does the handle accommodate different crew members?

The reversible ergonomic handle can be installed for left- or right-handed operation, improving accessibility for anyone aboard. The shape and reach are optimized for a secure grip, making pumping less fatiguing during extended passages or frequent use.

• Ergonomic design for comfortable grip and efficient strokes
• Reversible mounting to suit left- or right-handed users
• Compact profile that preserves cockpit and head space

Who this is for: Boat owners, marine mechanics, and refitters who need a durable, serviceable manual toilet pump for small to medium vessels. It’s ideal for sailors who favor reliability and easy maintenance, liveaboard owners who require simple at-sea repairability, and yards performing replacements on SEAFLO or JABSCO heads. If your installation matches the listed inlet/discharge sizes and you want a pump with backflow protection and a secure Twist 'n' Lock control, this kit is a practical upgrade or spare to keep on board.

Specifications recap: Model SFMTP-03, Twist 'n' Lock control, 3/4" inlet, 1-1/2" discharge, dimensions 11.8" x 7.5" x 4.7" (30 x 19 x 12 cm). Kit includes Joker Valve and ergonomically designed reversible handle.