BT5-4021 Compressor – OEM Sanden 7H15 12V R134a, 119mm 8-Groove Clutch, GK Rear Pad Head

Description

Product Description

The BT5-4021 compressor is built on the proven Sanden 7H15 platform, a high-efficiency, 7-cylinder design widely used in industrial, agricultural, and heavy-duty mobile air conditioning systems.

This unit operates on 12 volts and is factory charged with 300cc of oil for R134a refrigerant systems. The GK rear head features a horizontal pad O-ring fitting, supporting clean hose routing and OE-correct installation.

A 119mm 8-groove serpentine clutch (PV8) provides dependable torque transmission for modern belt drive systems. The direct long mounting style and 2-wire Caterpillar-style electrical connection allow broad compatibility across OEM and aftermarket applications.

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Key Features

• OEM-style Sanden 7H15 compressor

• 12V operation for mobile HVAC systems

• 7-cylinder design for smooth, efficient output

• GK rear horizontal pad head

• 119mm 8-groove serpentine clutch (PV8)

• Direct-long mounting configuration

• Factory oil-charged for installation readiness

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Essential Specifications

• BTRAC SKU: BT5-4021

• Product Name: Compressor

• Compressor Family: 7H15

• Model / Type: Sanden 4021

• Application: Mobile HVAC / Multi-Fit

• Refrigerant Type: R134a

• Voltage: 12V

• Mounting Type: Direct Long

• Head Type: GK

• Fitting Style: Rear Horizontal Pad

• Fitting Size: Pad

• Clutch Diameter: 119mm

• Clutch Grooves: PV8 (8-Groove Serpentine)

• Lead Wire: 2-Wire (Caterpillar style)

• Oil Amount: 300cc

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Cross References / OEM Numbers

Sanden

• 4021

MEI / AirSource

• 54021

• SD4021

Truck Air

• 03-3804

• 44624

Caterpillar

• 299-2212

Omega

• 20-04021

Texas Truck AC

• 300-4277

Primatech

• PTAC54021

• PTACSD4021

TruckAC+

• T4700

Manufacturer Reference

• 395-2123

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Interchange Numbers

• 03-3804

• 20-04021

• 299-2212

• 300-4277

• 395-2123

• 4021

• 509-581

• 54021

• 75R89892

• 87649534

• CO-4021

• RDT75R89892

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Applications

• Heavy-duty mobile HVAC systems

• Agricultural and industrial equipment

• Construction and off-road machinery

• 12-volt R134a air conditioning systems