RELIABILITY: Manufactured to meet or exceed original equipment standards, this 12V unit features advanced circuitry for maximum heat dissipation and long-term durability.

Key Features

• ✔ Direct fit for Kohler 12-403-01-S
• ✔ 3-Terminal configuration (AC-B+-AC)
• ✔ High-grade electrical components
• ✔ Reliable 15 Amp performance

Technical Specs

Voltage:	12V
Amperage:	15 Amp
Terminals:	3 Spades
Terminal ID:	AC - B+ - AC
Type:	Regulator/Rectifier

Engine Series	Model Application	Notes
Kohler Command	CV11, CV12.5, CV13, CV14, CV15, CV18	Electric Clutch Applications
Walk-Behind Mowers	Commercial Commercial Mowers	Rope Start / No Battery Models
John Deere	Selected LT Series	Verify Part # M131287

Is this part a genuine Kohler item?

This is a premium quality 4Drive aftermarket replacement part, designed to match the original factory specifications for fit and performance at a more competitive price point.

How do I know if it is compatible?

We recommend checking the number on your old part. If it matches 12-403-01 or M131287, this is the correct unit. It is commonly found on CV series engines used in commercial walk-behind equipment.

Will this work on a mower with no battery?

Yes, this specific model (12-403-01) is specifically designed for rope-start commercial walk-behind mowers that use an electric clutch but do not feature a standard lead-acid battery system.