Marine Engines

Reliable and fuel-efficient marine engines designed for dependable performance in demanding marine applications. Built for durability, low noise, and smooth operation, they are ideal for propulsion and marine generator sets.

Marine Engines

PPS-25R

Description

RAYWIN 3D1103/A marine diesel engine adopts naturally aspirated, 3-cylinder in-line, four stroke direct injection design. Rated prime power reaches 18.4kW @3000rpm, power category P＜19kW. Equipped with reliable fuel pump, it delivers low fuel consumption, featuring high reliability and low operating cost. Compact and lightweight structure meets CE standards with long maintenance intervals. Same-side service layout simplifies maintenance.

Available options: dual belts, belt guards, 24V starting system, exhaust-water mixer. Safe, robust and fuel efficient, it serves as main propulsion power for small fishing boats, yachts, traffic boats and working boats.

  • Engine cover 14.7kw~18.5kw,EU Stage V, CCS,RCD certifications.
  • Fashionable design, layout of the fuel filter/fuel pre-filter/oil filter makes it elegant.
  • Equipped with Stanadyne ECOG, it boasts higher reliability, 10% lower fuel consumption than other competitors, and a more compact structure.
  • Engine can work ambient temperature to -10°C, high altitude.
  • Same side maintenance ,all maintenance parts easy to replace.
  • Wide options: Double belts, belts shiled,24V system, tow cooling system and fuel system. Integrated water-cooled exhaust pipe.

  • Compatible with 3D1103/A high-speed main engine, model MA100A features a reduction ratio of 2.55:1, rated input speed 1500-3000 r/min and rated transmission capacity up to 0.0074kW/(r·min⁻¹). The unit fully complies with industry standard CB/T 3003-2011 for marine medium-speed diesel engine gearboxes, certified by CCS (China Classification Society). Certifications from international classification societies including LR, BV, DNV-GL are available upon request.
  • Constructed with thick cast iron housing and high-precision quenched helical gears, it achieves transmission efficiency exceeding 96%. Hydraulic clutch ensures smooth shifting with low noise and low vibration, and multi-angle installation is supported. Ideal for small fishing vessels, traffic boats and other craft. Modular design enables easy disassembly and maintenance, delivering reliable long-term operation and superior fuel efficiency.

Product Data Sheet