The Multiquip RG61250 is a genuine OEM Plug Preheat Light STH-55JD-TC Blue designed for the STH55JD. Sourced directly from Multiquip, this part meets the exact specifications of the original component installed at the factory. Confirmed fitment for the STH55JD ensures you receive the correct part the first time. DHS Equipment stocks this genuine OEM component so you can get your equipment back in service without delay.
Key Features
- Genuine OEM Electrical Spec — Manufactured to the exact voltage and output specification of the original preheat indicator, ensuring accurate signal behavior on cold starts.
- Direct Plug-In Replacement — Connects to the existing harness and mounting location on the STH55JD with no modification to wiring or brackets required.
- Confirmed STH55JD Fitment — Validated for the STH55JD, so there is no guesswork about compatibility when ordering.
- Critical Cold-Start Indicator — A functioning preheat light gives the operator a clear signal that glow plugs have reached operating temperature, protecting the engine from premature cranking in cold conditions.
- Electrical Safety Compliance — As a dashboard indicator in the preheat circuit, using the correct OEM component maintains proper circuit integrity and prevents false readings that could lead to engine damage.
The preheat light is a dashboard indicator that signals when the engine's glow plugs have sufficiently warmed the combustion chamber before starting. On diesel-powered equipment like the STH55JD, this warning light is a critical part of the cold-start sequence — it tells the operator when it is safe to crank the engine, preventing hard starts and reducing wear on internal engine components. When the preheat light fails or gives an inaccurate reading, operators may attempt to start the engine too early, increasing the risk of misfires and long-term engine damage.
For assistance confirming this part fits your specific unit, contact the DHS Equipment team directly.
Part Details
| Part Number | RG61250 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Plug Preheat Light STH-55JD-TC Blue |
Compatibility & Fitment
| Name | Model |
|---|---|
| STH55JD | STH55JD |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
