Wacker Neuson 5200017726 Fuel/Water Separator Complete
Wacker Neuson

Wacker Neuson 5200017726 Fuel/Water Separator Complete

$339.58
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5200017726-Wacker Neuson
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The Wacker Neuson 5200017726 Fuel/Water Separator Complete is a genuine OEM component designed for the G25 and G50 generator series and LTW20Z light tower series. As a direct OEM replacement, the 5200017726 meets the same manufacturing specifications as the original part installed at the factory, ensuring consistent fuel system protection across supported configurations. This separator is compatible with a wide range of G25 and G50 variants — including Standard, Cold Weather, Extended Run, Custom, Mobile, and URI HVAC configurations in Tier 4 Final — as well as LTW20Z1 and LTW20Z3 light towers in Standard, Cold Weather, and Custom T4 builds. Stocking this part ensures your fuel system stays protected against moisture contamination through extended run cycles and changing jobsite conditions.

Key Features

  • Genuine OEM Filtration Integrity — Manufactured to Wacker Neuson's original water-separation efficiency ratings, ensuring no under-spec substitution in the diesel fuel system.
  • Drop-In Installation — Engineered to mount directly to the existing fuel line connections on supported machines with no line modification or adapter fittings needed.
  • Broad Model Coverage — Fits G25 and G50 generators across Standard, Cold Weather, Extended Run, Custom, Mobile, URI HVAC, and Battlefield T4F configurations, plus LTW20Z1 and LTW20Z3 light towers in multiple build variants.
  • Protects Injectors and Fuel Components — Continuously separates free water from diesel before it reaches injectors; water ingress in the fuel system is a leading cause of injector corrosion, rough running, and hard starts.
  • Fuel System Safety Compliance — Running a degraded or blocked separator on a diesel generator or light tower can allow water to reach precision fuel injection components, risking uncontrolled fuel system damage; OEM replacement maintains the designed protection level.

A fuel/water separator removes free water and particulate contamination from diesel fuel before it enters the engine's injection system. Water in diesel fuel can cause accelerated corrosion of injector tips, erratic combustion, loss of power output, and in severe cases, catastrophic injector failure. On portable generators and light towers running long or continuous duty cycles, moisture accumulation in fuel tanks and supply lines is common, making a properly functioning separator essential for consistent engine performance and component longevity. When the separator element becomes saturated or blocked, the engine may experience hard starting, rough idle, or power loss — and the injection system is left unprotected.

Part Details

Part Number5200017726
BrandWacker Neuson
Part TypeGenuine OEM
DescriptionFuel/Water Separator Complete

Compatibility & Fitment

Name Model Machine Number
G25 Generator, Custom T4F G25 5200009372, 5200009376, 5200009371, 5200009370, 5200009373, 5200009377, 5200009375, 5200009374, 5200022587, 5100041584, 5100045084, 5100041580, 5100041592, 5100045541, 5100050326, 5100017591, 5100041581, 5100041582, 5100041583, 5100045542
G50 Generator, Custom T4F G50 5200014322, 5200014319, 5200014320, 5200014323, 5200017829, 5200022589, 5100042434, 5200017830, 5100042430, 5100042435, 5100045494, 5100045493, 5100042431, 5100045085, 5100042433, 5100042432
LTW20Z1, LED LTW20Z1 5100051572, 5100051571, 5200018239, 5200014326, 5200014324, 5200014328
LTW20Z-3 Light Tower, Cold Weather T4 LTW20Z3 5200014327, 5200023604, 5200014325, 5200014329

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.