The Wacker Neuson Terminal Switch is a genuine OEM component designed for the PS4 7503HH and PS4 7503HF submersible pumps. As a direct Wacker Neuson OEM part, the is manufactured to the exact electrical specifications of the original, ensuring correct integration with the pump's control circuit. Confirmed fitment covers the PS4 7503HH 220V/60Hz 10HP submersible pump and the PS4 7503HF 100mm/4in 220V/60Hz High Output submersible pump.
Key Features
- Correct Electrical Specification — Genuine OEM construction ensures the switch meets the original voltage and current ratings required by the PS4 7503 pump series, preventing mismatched control circuit behavior.
- Drop-In Terminal Compatibility — Engineered to connect directly to the existing terminal points within the pump housing, matching the original mounting configuration without rework.
- Confirmed PS4 Series Fitment — Verified for the PS4 7503HH (220V/60Hz, 10HP, 25.5A) and PS4 7503HF (100mm/4in, 220V/60Hz High Output) submersible pump models.
- Sustained Pump Control Integrity — A correctly functioning terminal switch maintains reliable on/off switching at the pump's rated load; a faulty switch can cause intermittent starts, failure to run, or uncontrolled operation.
- Electrical Safety Compliance — For a high-amperage submersible pump operating in wet environments, using the specified OEM terminal switch supports proper overcurrent and switching protection as the pump was designed to operate.
The terminal switch serves as the primary electrical switching point that controls power delivery to the submersible pump motor. It opens and closes the circuit in response to operational commands, allowing the pump to start and stop under its rated electrical load. When a terminal switch degrades or fails, the pump may refuse to start, cut out unexpectedly, or draw current erratically — any of which can interrupt dewatering operations and risk damage to the motor.
Part Details
| Part Number | 5000163031 |
|---|---|
| Old Part Number | 0163031 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Terminal Switch |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PS4 7503HH Sub. Pump, 220V/60hz, 10hp, 25.5A | PS47503HH | 5000009147 |
| 100mm/4in Submersible Pump 220 V/60Hz High Output | PS47503HF | 5000009150 |
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.
Wacker Neuson