The Wacker Neuson High Pressure Switch is a genuine OEM component designed for the BL744 and BL742 series Backhoe Loaders, including the BL744ch, BL744h, BL742h, BL744c, and BL744 EX models. As a direct OEM replacement, part is manufactured to the exact specification of the original, ensuring a proper fit and correct calibration straight out of the box. This switch is confirmed compatible across the full BL744 and BL742 Backhoe Loader lineup, making it a dependable choice for fleet maintenance and single-unit repairs alike.
Key Features
- Exact OEM Pressure Rating — Manufactured to the original switching threshold spec, ensuring the circuit trips at the correct pressure point — not too early, not too late.
- Direct Drop-In Replacement — Matches the original connector type and thread pitch of the 5100032551, so installation connects directly to the existing harness and port without adaptation.
- Broad BL Series Fitment — Verified for the BL744ch, BL744h, BL742h, BL744c, BL744 EX, and BL742 EX Backhoe Loaders, covering the complete BL744 and BL742 model range.
- Protects Hydraulic System Integrity — A correctly functioning high pressure switch triggers the appropriate warning or shutdown response before overpressure can damage pumps, hoses, or actuators.
- Electrical Safety Compliance — As a genuine OEM part, the 5100032551 meets the original circuit protection requirements, ensuring the pressure monitoring system responds correctly under load.
A high pressure switch monitors hydraulic or fluid system pressure and sends an electrical signal when pressure reaches or exceeds a set threshold. On backhoe loaders like the BL744 and BL742 series, this signal activates a warning indicator or triggers a protective shutdown to prevent damage to the hydraulic circuit. When the switch fails or drifts out of calibration, the machine may show false warnings, fail to alert the operator to a genuine overpressure event, or disable functions incorrectly — all of which affect both productivity and equipment safety.
Part Details
| Part Number | 5100032551 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | High Pressure Switch |
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 |
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.
