Skip to product information
12_33e50aee-07c7-4cb8-ab9e-6381bf45eb16 - Northline Parts

Voltage Regulator Rectifier For Onan 16-20 HP Engines 191-1748 191-2106 191-2227

Write A Review
Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$22.99
Sale price  $22.99 Regular price 

Available to Order

Usually ships in 2–4 business days.
Shop at Northline Parts Best Customer Service Best Online Parts

Not sure which part fits your equipment?

Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7

Call us

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Voltage Regulator Rectifier For Onan 16-20 HP Engines 191-1748 191-2106 191-2227

Ensure your equipment runs smoothly with this high-quality aftermarket voltage regulator rectifier. Designed specifically for Onan 16-20 HP engines, this essential component manages the electrical output to protect your battery and electrical system from overcharging. This reliable replacement part offers a cost-effective solution to restore the charging efficiency of your small engine machinery without compromising on performance.

Key Features & Benefits

  • Reliable Aftermarket Quality: Built to meet or exceed standard performance requirements for a dependable electrical system.
  • Optimized Charging: Prevents battery overcharging and stabilizes voltage output during operation.
  • Durable Construction: Engineered with robust materials to withstand the heat and vibration of heavy-duty engine use.
  • Cost-Effective Solution: Provides a budget-friendly alternative to expensive OEM replacements while maintaining functionality.

Compatible Models

  • Fits Onan 16 HP to 20 HP Engines
  • Replaces Part Numbers: 191-1748, 191-2106, 191-2227

Product Specifications

  • Type: Voltage Regulator / Rectifier
  • Part Category: Aftermarket
  • Compatibility: 16-20 HP Small Engines
  • Terminals: Standard 3-terminal configuration

Frequently Asked Questions

Is this an OEM part?
No, this is a premium aftermarket part designed to be a direct replacement for the original equipment manufacturer (OEM) part.

How do I confirm compatibility?
To ensure fitment, please verify that your engine's part number matches 191-1748, 191-2106, or 191-2227. You can also refer to your engine's service manual or check the configuration of your existing regulator.


Important: This is an aftermarket replacement part sold by Northline Tools. It is not made by the original equipment manufacturer unless specifically stated. Brand names, model names, and part numbers are used only to identify compatibility. Please compare your original part, photos, and fitment details before ordering.

Customers also purchased

Keywords (Used as search references only) View IP policy.