Wacker Neuson 5200001361 Limiter Cap

The Wacker Neuson Limiter Cap is a genuine OEM component designed for the PTS4V centrifugal trash pump series. As a factory-sourced part, it is manufactured to the exact specifications required by the original equipment, ensuring a correct, trouble-free installation. This limiter cap is the right choice when restoring your PTS4V pump to proper working order with a part you can trust straight from the source.

Key Features

• Genuine OEM Construction: — Manufactured to the exact material and dimensional tolerances of the original part, maintaining the integrity of your pump's adjustment or sealing function.
• Direct-Fit Replacement: — Engineered to seat and secure exactly as the original, requiring no reworking of surrounding components during installation.
• Confirmed PTS4V Fitment: — Verified for use on the PTS4V 4-inch centrifugal trash pump, so you can order with confidence knowing this is the correct part for your machine.
• Preserves Pump Calibration: — A correctly fitted limiter cap keeps critical pump settings within their intended operating range, protecting performance and preventing unintended adjustment drift.
• Fuel System Safety Compliance: — On fuel-system assemblies, a properly installed limiter cap prevents unauthorized or accidental over-adjustment of mixture or pressure settings, keeping the pump operating within safe, emissions-compliant parameters.

A limiter cap is a small but important component used to restrict the range of adjustment on a carburetor or fuel system control — typically the idle mixture or speed screw. It prevents the setting from being turned beyond the manufacturer's intended limit, which protects engine performance, ensures consistent fuel delivery, and helps the machine stay within emissions compliance. When a limiter cap is missing, damaged, or incorrectly fitted, the fuel mixture can drift out of specification, leading to rough running, hard starting, or excessive fuel consumption on your trash pump.

Part Details

Compatibility & Fitment

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.