The Wacker Neuson Intake Valve is a genuine OEM intake valve designed for the APT4S and APT4T pump series, including cold weather variants. As a direct OEM part, it is manufactured to the same specifications as the original component, ensuring a consistent fit across compatible pump configurations. This valve covers a broad range of APT4T and APT4S models — from standard surge and electric brake configurations to cold weather skid-mounted setups — making it a versatile stock item for fleet operators and service technicians. Sourcing the correct OEM intake valve for means your pump returns to service performing exactly as intended.
Key Features
- OEM Valve Seating Integrity — Manufactured to original tolerances, ensuring proper sealing and consistent flow control on every pump cycle.
- Drop-In Replacement — Matches the original valve geometry for straightforward installation with no re-engineering of the valve body or housing.
- Broad APT Series Compatibility — Fits APT4S and APT4T pump models across standard and cold weather configurations, covering both surge brake and electric brake variants.
- Sustained Pump Output — A correctly functioning intake valve maintains full priming and flow capacity; a worn or failed valve leads to loss of prime, reduced output, and potential pump damage.
- Fuel System Integrity — As a critical component in the fluid pathway, using a genuine OEM part helps maintain safe, leak-free operation within the pump's intake circuit.
The intake valve controls the one-directional flow of fluid into the pump chamber during the suction stroke. By opening to allow fluid in and sealing tightly on the pressure stroke, it enables the pump to build and maintain the pressure needed to move water efficiently. When an intake valve wears, cracks, or fails to seat properly, the pump loses its ability to prime, output drops sharply, and continued operation can accelerate wear on surrounding components.
Part Details
| Part Number | 5200019897 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Intake Valve |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| APT4S Pump w/Skid | APT4S | 5200018977 |
| APT4T Pump, Surge Brake | APT4T | 5200019643, 5200019644 |
| APT4T Pump, Surge Brake, Cold Weather | APT4T CW | 5200019792, 5200019793 |
| APT4S Pump w/Skid, Cold Weather | APT4S CW | 5200019798 |
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.
