Multiquip V20845189 Tank Expansion DCA100SSVU TAD520GE

The Multiquip V20845189 Tank Expansion DCA100SSVU TAD520GE is a genuine OEM component designed for the DCA100SSVU ultra-silent diesel generator. Sourced directly from Multiquip, this part matches the original specification for a direct, hassle-free installation. If you are servicing or rebuilding the cooling system on a DCA100SSVU unit, the part is the correct OEM replacement to keep your machine running as intended.

Key Features

• Genuine OEM Construction — Manufactured to the exact material and dimensional standards of the original expansion tank, ensuring proper pressure retention and coolant compatibility for the TAD520GE engine cooling system.
• Direct-Fit Replacement — Engineered to mount and connect exactly as the original, with matching port sizing and bracket geometry for a straightforward swap on the DCA100SSVU.
• Confirmed DCA100SSVU Fitment — Validated for the DCA100SSVU ultra-silent generator series, so you can order with confidence knowing this is the correct part for the application.
• Cooling System Integrity — A properly functioning expansion tank maintains stable coolant pressure across operating temperature cycles, protecting the engine from overheating and coolant loss during extended generator runs.
• Prevents Costly Engine Damage — A cracked or failed expansion tank allows coolant pressure to escape, which can rapidly lead to overheating and serious engine damage — replacing it promptly with a genuine OEM unit protects the entire cooling circuit.

The expansion tank is a sealed reservoir connected to the engine cooling circuit that accommodates the volume change of coolant as it heats up and cools down during operation. By absorbing this thermal expansion, it maintains consistent pressure within the cooling system and prevents air from entering the circuit. When an expansion tank cracks, leaks, or loses its pressure cap seal, coolant levels drop unpredictably and the engine becomes vulnerable to overheating — making timely replacement with the correct OEM part essential for reliable generator operation.

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.