The Wacker Neuson Relay is a genuine OEM Relay designed for the BL744ch, BL744h, BL742h, BL744c, BL744 EX, and BL742 EX Backhoe Loader series. As a factory-sourced component, it is manufactured to the exact electrical specifications required by the machine, ensuring correct switching behavior and circuit protection. This relay is a direct replacement for the original part, covering multiple BL-series machines and making it a practical stocking item for fleet operators and service technicians alike.
Key Features
- Correct Electrical Specification — Genuine OEM construction ensures the relay operates at the precise coil voltage and contact rating the BL-series electrical system demands.
- Drop-In Replacement — Matches the original connector configuration and mounting footprint, so installation goes straight in without reworking the harness or bracket.
- Broad BL-Series Compatibility — Fits the BL744ch, BL744h, BL742h, BL744c, BL744 EX, and BL742 EX Backhoe Loaders, covering a wide spread of the Wacker Neuson BL-series lineup.
- Protects Critical Circuits — A correctly functioning relay switches loads cleanly and protects downstream components; a failing relay can cause intermittent electrical faults, no-start conditions, or uncontrolled circuit behavior.
- Electrical Safety Compliance — Using the genuine OEM part maintains the designed circuit protection thresholds, which matters on machine systems where incorrect relay ratings can create overload or fire risk.
- Genuine Wacker Neuson Part — Supplied direct from the Wacker Neuson parts network, carrying the full part number 5100032954 for straightforward verification against your machine's parts manual.
A relay is an electrically operated switch that allows a low-current control signal — from a switch, sensor, or controller — to open or close a higher-current circuit safely. In a backhoe loader, relays are used throughout the electrical system to control functions such as starting, lighting, hydraulic solenoids, and safety interlocks. When a relay fails, the circuit it controls either stops working entirely or may remain energized when it should be off, both of which can cause operational faults, failed starts, or unintended machine behavior. Replacing a faulty relay with the correct OEM part restores normal switching function and keeps the electrical system operating as designed.
Part Details
| Part Number | 5100032954 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Relay |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| BL744ch Backhoe Loader | BL744ch | 5100031800 |
| BL744h Backhoe Loader | BL744h | 5100031801 |
| BL742h Backhoe Loader | BL742h | 5100031802 |
| BL744c Backhoe Loader | BL744c EX | 5100031803 |
| BL744 EX Backhoe Loader | BL744 EX | 5100031804 |
| Backhoe Loader | BL742 EX | 5100031805 |
| Electrical | Electrical | 5100047484 |
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.
