Yamaha Outboard Thermostat Part Number 6E5-12411-30
Supersedes: 688-12411-10, 688-12411-11

This thermostat is a direct replacement for Yamaha 2-stroke and HPDI outboards, providing consistent temperature regulation to support smooth engine performance. Built to withstand harsh marine conditions and engineered for a precise OEM fit.

Compatible Yamaha Outboards:
2-Stroke Models:
9.9F, 15F, 25N (1994 onward)
30D, 40V, 75C, 90A, 100A, 115C
130B, 150F, 175D, 200F, 200G
225D, 250A, 225G, 250B

HPDI Models:
Z150P, Z150Q
Z175G
Z200N, Z200P

Key Features:
Replaces Yamaha part number 6E5-12411-30
Also supersedes 688-12411-10 and 688-12411-11
Marine-grade build quality
Designed for durability and precise temperature control
Easy to install direct OEM fit

Why Buy from SSI Marine?

UK stock ready to ship
Same-day dispatch on orders before 1PM
Tracked delivery
Friendly, knowledgeable support

Keep your Yamaha outboard running at its best trust SSI Marine for quality replacement parts.