The SPAL EF3506 (VA10-AP50/C-25A) is a robust, 12-inch 12V straight-blade puller fan designed for high-performance cooling demands. Delivering a powerful 1097 CFM of airflow, this unit is engineered to mount behind your radiator to pull air through efficiently. Physically in stock at our Kerikeri warehouse and ready for daily courier dispatch, this fan provides the reliable, genuine Italian-made cooling that Kiwi builders depend on—shipped from our shelves, not drop-shipped from overseas.

Part Number Cross-Reference Matrix

For seamless replacement or upgrading, the EF3506 is the correct match or high-performance alternative for the following references:

• SPAL Global Model: VA10-AP50/C-25A
• US Factory Part #: 30101504
• Alternative Trade / SKU References: EF3506 / SPAL-EF3506 / SPEF3506
• Mounting Alignment: Shares physical footprints with the VA10-AP50/C-61A and VA10-AP10/C-61A series

Applications: What This Fan Is Used For

The EF3506 12" fan is selected by professional Kiwi fabricators and performance tuners for these common high-demand configurations:

• Primary Radiator Cooling: An ideal "workhorse" fan for street performance vehicles, drifting, and motorsport builds requiring consistent thermal control.
• Custom Shroud Integration: Features an integrated finger-guard shroud design that simplifies mounting on custom aluminum radiator shrouds.
• Extreme Environment Reliability: Equipped with a fully sealed, IP68-rated motor that is waterproof and dust-proof—perfect for harsh NZ off-road or track conditions.
• High-Efficiency Airflow: The straight-blade design is specifically balanced to maximize air volume through the cooling core, ideal for engines running under sustained load.

EF3506 12" SPAL Thermo Fan Specifications

• SPAL Fan Model: VA10-AP50/C-25A
• Voltage: 12V
• Airflow Configuration: Puller (Mounts Behind Core to Pull Air)
• Blade & Shroud Type: Straight Blade / Integrated Finger Guard
• Airflow Capacity: 1097 CFM (1860 M³/H)
• Current Draw: 10.0 Amps
• Blade Diameter: 12 Inch (305mm)

Physical Dimensions (Verified Millimetres)

• A (Overall Width): 321mm
• B (Overall Height): 336mm
• C (Total Depth at Motor): 168mm
• D (Mounting Hole Spacing): 292mm
• E (Motor Housing Depth): 63mm

Technical Note: Please verify your clearance using the dimensions above. Ensure your project setup correctly accounts for the 168mm total depth (Dimension C) required for the motor housing behind your cooling core.