Skip to content

Regulator Rectifier 25-403-23-S for Kohler CH640 CH735 ECH440 LH685 LH775 Engine

Original price $158.29 - Original price $158.29
Original price
$158.29
$158.29 - $158.29
Current price $158.29
This Regulator Rectifier is a high-quality aftermarket replacement part compatible with Kohler CH640, CH735, ECH440, LH685, LH775 engines and matches OEM Part# 25-403-23-S.

Product Overview

This replacement regulator rectifier ensures your engine's electrical system receives a stable voltage supply, protecting sensitive components and maintaining battery health.

Key Features & Performance

  • Voltage Regulation: Prevents battery overcharging and ensures consistent electrical output.
  • Direct Fit: Designed as a bolt-on replacement for seamless installation.
  • Heat Resistance: Constructed to endure high operating temperatures in small engine environments.

Fitment & Compatibility

  • Compatible Models: Kohler CH640, CH735, ECH440, LH685, LH775
  • Part Number(s): 25-403-23-S

Technical Specifications

  • Part Type: Regulator Rectifier
  • Brand Compatibility: Kohler
  • OEM Reference: 25-403-23-S

Frequently Asked Questions

  • Q: Is this part compatible with other engine brands? A: This specific unit is designed for the listed Kohler engine models and part numbers.
  • Q: Does it come with installation hardware? A: This listing includes the regulator rectifier unit; please reuse existing mounting hardware.

Compatibility may vary by serial number. Verify fitment before purchase.

Get it between -

Availability:
Only 10 left!