Skip to product information
12_486baebb-5a07-4f93-b305-3e5cdd268f68 - Northline Parts

Glow Plug Relay Control Unit SBA385870500 for New Holland TC35 TC35D TC40 TC40D

Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$33.09
Sale price  $33.09 Regular price 

In Stock

Ships Nationwide in 2–4 business days.
This Glow Plug Relay Control Unit is a high-quality aftermarket replacement part compatible with New Holland TC35 TC35D TC40 TC40D and matches OEM Part# SBA385870500.

Questions? We're here to help!

Talk with a parts expert today

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

Product Overview

This premium Glow Plug Relay Control Unit provides reliable cold-weather starts for diesel equipment. Designed for precise timing and consistent electrical output, this replacement component ensures engine pre-heating efficiency while protecting the battery and starter motor from unnecessary wear.

Key Features & Performance

  • Reliable Starting: Optimizes glow plug heating cycles for dependable ignition in cold conditions.
  • Durable Construction: Built with high-grade electrical components to resist heat and vibration.
  • Plug-and-Play Installation: Designed to match original equipment dimensions for a straightforward replacement process.
  • Efficient Power Management: Helps maintain battery life by controlling current flow effectively.

Fitment & Compatibility

This glow plug relay is engineered for use with various New Holland tractor models, specifically those within the TC series.

  • New Holland: TC35, TC35D, TC40, TC40D

Technical Specifications

  • Part Number(s): SBA385870500
  • Component Type: Glow Plug Relay / Control Unit
  • Application: Diesel Engine Pre-heating System

Frequently Asked Questions

Q: How do I know if the glow plug relay is failing?
A: Common signs include difficulty starting in cold weather, excessive white smoke upon startup, or a glow plug indicator light that does not illuminate or stay on for the correct duration.

Q: Is this an OEM part?
A: This is a high-quality aftermarket replacement part designed to meet or exceed original equipment specifications for fit and performance.

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

Need Any Help?

Work 1-on-1 With An Expert For:

  • The Right Part Selection
  • Our Best Pricing Tiers
  • Priority Customer Support
  • White Glove Installations
  • Flexible Payment Options

Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

Complete This Form

You may also like

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