The SPAL EF3519 (VA13-BP51/C-35S) is a 24V, 13-inch straight-blade pusher fan engineered for long-term durability in heavy-duty environments with a fully sealed, waterproof (IP68) motor.
 

Technical Specifications:

• Model: VA13-BP51/C-35S (EF3519)
• Performance: 1159 CFM / 1969 m³/h @ 4.1 Amps
• Dimensions: 13" (330mm) Blade Diameter, 62mm Depth
• Features: 24V DC, Straight Blade, Pusher (Mounts in Front), Integrated Finger Guard, IP68 Sealed Motor

Common Applications:

• Commercial Transport & Trucks: A highly popular 24V system replacement for commercial trucking rigs and transport fleet cooling systems.
• Heavy Machinery & Earthmovers: Engineered to withstand massive dust and vibration levels on construction and agricultural gear.
• Air Conditioning Condensers: Regularly used to mount onto large auxiliary oil coolers or heavy equipment HVAC condenser units.

Fitment & Sizing:

• A (Total Width): 345mm / 13.58"
• B (Total Height): 361mm / 14.21"
• C (Half Width): 181mm / 7.13"
• D (Mounting Centres): 313mm / 12.32"
• E (Total Depth): 62mm / 2.44"

• Commercial Bus & Coach HVAC Systems: Widely used by global transit manufacturers (such as Volvo Buses, Irizar, and Alexander Dennis) as the primary condenser pusher fan on rooftop or side-mounted climate control pods.
• Heavy Earthmoving & Construction Equipment: Often found on the auxiliary hydraulic oil coolers of Caterpillar (CAT), Komatsu, and Hitachi medium-sized excavators and wheel loaders where 24V electrical architectures are standard.
• Agricultural Harvesters & Tractors: Installed on large-scale harvesting equipment (such as John Deere and Case IH combines) to clear dust and cool cabin A/C condenser units.