12V 11T Starter Motor for Yanmar 3TNV82/3TNV88 – High-Torque Marine & Generator Use

Product Specifications

Compatible Models

Tired of Starter Failures on Yanmar Marine & Generator Engines? Get the Reliable 12V 11T Starter Motor for 3TNV88 and NL484 Systems

Marine generator operators and marine mechanics know: a failed starter means immediate downtime — no power for navigation, refrigeration, or safety systems. OEM parts take 3–4 weeks to arrive and cost 40% more, while low-torque aftermarket units often fail within 6 months under saltwater or continuous duty cycles. One wrong match leads to gear clash, flywheel damage, or complete cranking failure during critical startup.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This 12V 11T starter motor is manufactured in ISO 9001-certified facilities, rigorously tested for torque output, engagement timing, and cold-cranking performance before shipment. Built for high-cycle marine and standby generator applications, it delivers consistent 1.4 kW cranking power — matching original Yanmar and Northern Lights specifications. With 10 years’ experience supplying excavator and marine engine components globally, XUNPO maintains over 10,000 SKUs in stock — including this starter — enabling same-day dispatch for urgent repairs.

Where This Part Works

This starter is engineered for demanding environments: coastal marine vessels where salt corrosion accelerates wear, remote mining camps relying on Northern Lights NL484 generators for primary power, and commercial fishing fleets operating 3YM30/4JH3E engines 18+ hours daily. It withstands vibration up to 15g, ambient temperatures from –25°C to +70°C, and repeated cranking cycles without thermal lock-up — critical when backup power must start instantly after grid failure.

Engineering Details That Matter

The armature uses copper-wound laminated steel cores for stable current draw and reduced heat buildup during extended cranking. The 11-tooth pinion gear is hardened to HRC 58–62 and precisely ground to ensure smooth meshing with Yanmar’s 130mm flywheel ring gear — eliminating grinding noise and premature tooth wear. Internal solenoid contacts are silver-alloy plated to resist oxidation in humid marine air. All seals meet IP54 rating, blocking moisture ingress at the drive housing interface. Dimensional tolerances are held within ±0.05 mm to guarantee drop-in replacement without shimming or modification.

The Real Cost of Wrong Parts

A $25 counterfeit starter may save upfront but typically fails within 3–5 months — causing repeat labor charges ($120–$200/hr), lost revenue from vessel idle time ($1,500+/day), and secondary damage like bent starter forks or damaged flywheel teeth. This XUNPO 12V starter meets Yanmar’s original torque curve and engagement timing specs (per ISO 8528-1 for generator sets), reducing total cost of ownership by extending service life to 3+ years under normal operation. We validate every unit against OEM performance benchmarks — not just fit.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually boxed with ESD-safe foam insert and double-wall corrugated carton (32 cm × 15 cm × 15 cm, net weight 3.2 kg)
• In-stock items ship within 2–5 working days after payment confirmation
• Flexible logistics: DHL/FedEx/UPS express (3–7 days), air freight (7–12 days), or sea freight (25–40 days)
• Real-time tracking provided from warehouse dispatch to final delivery
• MOQ: 1 piece — supports emergency maintenance and single-unit validation

Get Your Starter Motor Now

Your Yanmar 3TNV88 generator or NL484 system shouldn’t wait weeks for a starter. Every hour of downtime costs money — especially offshore or during peak season. Send us your exact part number, engine model, and quantity today: we’ll reply with a competitive quote within 24 hours. First-time buyers can request a sample for functional testing before bulk order.

Frequently Asked Questions