The Multiquip 5H63242511 Glow Relay is a genuine OEM component designed for DLW330X2 and DLW400ESA4 diesel light welder models. As an authorized Multiquip parts source, DHS Equipment supplies this relay as a direct OEM replacement, ensuring the part you receive matches the original specification your machine was built with. If your welder is showing cold-start hesitation, extended crank times, or a no-start condition in cooler temperatures, the 5H63242511 Glow Relay is a primary component to inspect and replace.
Key Features
- Genuine OEM Electrical Specification — Matched to the correct switching voltage and current rating for the DLW-series diesel preheat circuit, so the glow plugs receive the right signal at startup.
- Direct Drop-In Replacement — Connects to the existing wiring harness using the original connector positions, making swap-out straightforward for any qualified technician.
- Confirmed Fitment — Verified for DLW330X2 and DLW400ESA4 diesel light welder models; always cross-reference your model code before ordering.
- Cold-Start Reliability — A functioning glow relay is essential for reliable diesel ignition in low ambient temperatures; a failed relay leaves glow plugs unpowered and the engine unable to fire without excessive cranking.
- Electrical Safety Compliance — OEM-sourced relay ensures proper circuit protection and correct thermal cutoff behavior, reducing the risk of wiring faults in a high-current preheat circuit.
The glow relay is an electrical switching component that controls power delivery to the glow plugs in a diesel engine. When the operator turns the key to the preheat position, the relay closes the circuit and allows current to flow to the glow plugs, which heat the combustion chambers to a temperature that allows diesel fuel to ignite reliably — particularly important in cold conditions. When the relay fails, the glow plugs receive no power, leading to hard starts, white smoke on startup, or a complete no-start condition, especially in cooler weather.
For questions about this part or to confirm fitment for your specific machine, contact the DHS Equipment parts team directly.
Part Details
| Part Number | 5H63242511 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Glow Relay |
Compatibility & Fitment
| Name | Model |
|---|---|
| Welders | DLW330X2 |
| Welders | DLW400ESA4 |
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.
