MEENYON - Customized Marine Gearboxes Manufacturer & Supplier for 40 Years

MEDIUM AND HEAVY DUTY MARINE GEARBOX MODEL MA125A

Apply to:

Small fishing boats, transport boats, traffic boats, lifeboats, passenger boats and other ships.

Standard equipment:

● Mechanical control valve
● Oil cooler

● Companion flange / Reamer bolts

● Bell housing (selection)

● Flexible flywheel coupling (selection)

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Features

● Durable structure of driving gear bearing

● Tapered roller thrust bearing for output shaft thrust

● Hydraulic clutches of forward and reverse

● Quality Control System ISO/IATF16949:2016

● Quiet operation with precise gearing.

● Compact design

● Go Home function (emergency bolt application)

OPTIONS

● PTO

● Mechanical, pneumatic or electrical remote control

Specification

Item	Description	Model MA125A
01	Engine speed: 1500-3000 rpm; max 80.5 hp at 3000 rpm
02	Ratio :1	2.03	2.46	3.04	3.57	4.05	4.39	4.70
03	Rate (hp/rpm)	0.027	0.027	0.024	0.021	0.019	0.0176	0.0149
04	Bell housing: #2, #3, #4				Flywheel: 10”, 11.5”
05	Overall L×W×H: 291×454×485 mm				Dry weight: 115kg
06	Centre distance: 125 mm;
07	Recommend engine:ISUZU UM02AB1, YAMAHA Me125
08	Rated propeller thrust: 5.5 kN

Dimension

Model MA125A
C	125 mm
S
F
L
R

faq

What Is A Marine Gearbox Used For?

A marine gearbox has the functions of speed reduction, forward and reverse, engaging and disengaging as well as bearing propeller thrust. It is used to transfer power from engine to propeller and to form a ship’s marine power unit.

What Are The Main Components Of A Marine Gearbox?

The main components of a marine gearbox include the input shaft, intermediate shaft, output shaft, gears, bearings, clutches and housing.