Description
Overview:
This 3 Amp Regulator for Yanmar Diesel Engines is a non-genuine replacement designed to control charging voltage and protect electrical components on small diesel machinery. Built as a compact, sealed module for durability, it regulates the output from the engine's stator to maintain steady power to the battery and electrics. Suited to 3‐wire systems, it is commonly used on Yanmar L‐Series single‐cylinder engines, including L100 and L40. By keeping voltage within safe limits, it helps prevent overcharging, dimming, and erratic performance of lights and accessories. A practical choice for repairs and maintenance, it offers dependable performance in demanding environments found on generators, pumps, plate compactors, and other plant powered by Yanmar engines. MPN for reference: 320 075.
Key Features:
- Non-genuine replacement regulator compatible with Yanmar L‐Series diesel engines
- 3‐wire configuration for straightforward compatibility with common charging setups
- Rated 3 A output to support stable charging of 12 V electrical systems
- Helps protect batteries and sensitive electrics from overvoltage and spikes
- Sealed, robust construction for resistance to vibration, dust, and moisture
- Compact form factor for easy positioning in tight engine bays
- Designed to replace OEM No. 114253-77520 for a like‐for‐like retrofit where specified
- Consistent voltage regulation to improve starting reliability and lighting performance
- Suitable for daily use on site equipment and mobile plant
- Clear identification with MPN 320 075 for parts matching
Typical Applications:
Used on Yanmar-powered equipment such as portable generators, water pumps, pressure washers, plate compactors, mini dumpers, light towers, and agricultural implements. Ideal when the charging system is weak, overcharging, or unstable, restoring dependable voltage control and safeguarding batteries, bulbs, and accessories in regular site, farm, or workshop use.
Also known as:
Charging regulator, rectifier/regulator, alternator regulator, battery charge controller, Yanmar L‐Series charge regulator, 3 A charging controller for diesel engines.
Fits Models:
L100, L40, L40AE, L48, L60, L60AE, L70, L75, L90, L90AE
Alternate Part Numbers:
114253-77520
