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Vemo V30-79-0012 Engine Cooling Fan Controller
| Brand | Vemo V30-79-0012 |
|---|---|
| Connector Shape | Oval |
| Heating/Cooling | Auxiliary Fan |
| Height [mm] | 138 |
| Length [mm] | 52.5 |
| Number of Poles | 7 |
| Operating voltage [V] | 12 |
| Packaging Depth [cm] | 14,1 |
| Packaging height [cm] | 8,2 |
| Packaging width [cm] | 8,8 |
| Peak Current [A] | 32 |
| Protection Type (IP Code) | IP69K |
| Rated Power [W] | 300 |
| Temperature range from [°C] | -40 |
| Temperature range to [°C] | 100 |
| Voltage [V] | 12 |
| Weight [kg] | 0.365 |
| Width [mm] | 75 |
| Product line | VEMO |
| Fits | Mercedes-Benz · 7 vehicles |
Auxiliary fan control. Manages cooling fan operation with a 12-volt, 300-watt design.
Sealed for harsh conditions. IP69K protection helps resist dust and high-pressure washdown.
Compact 7-pole design. Oval connector and small footprint simplify installation.
Cross-references 025 545 32 32, 027 545 80 32 and A 025 545 32 32 for the same application. See all 4.
Engine Cooling Fan Controller for Mercedes-Benz
VEMO V30-79-0012 is an engine cooling fan controller for the auxiliary fan circuit, built for 12-volt operation and demanding underhood conditions. It is a direct-fit aftermarket option for select Mercedes-Benz E-Class applications, including E300, E320, and E430 models.
Key Features
- Engine cooling fan controller for auxiliary fan operation
- 12 V operating voltage with 300 W rated power
- 7-pole oval connector for vehicle-specific electrical connection
- IP69K protection rating for high resistance to dust and high-pressure washdown exposure
- Wide operating temperature range from -40°C to 100°C
- Compact housing dimensions: 138 mm height, 75 mm width, 52.5 mm length
- Part number V30-79-0012 for catalog and service reference
Detailed Description
VEMO V30-79-0012 is an auxiliary fan controller engineered for cooling system control in select Mercedes-Benz E-Class vehicles. It manages fan operation using a 12-volt electrical system, with a peak current rating of 32 A and a 300 W power specification. The oval 7-pin connector and compact housing support OE-style integration in the cooling fan circuit. VEMO V30-79-0012 is listed for 2000-2002 Mercedes-Benz E430, 1998 Mercedes-Benz E300, 1998 Mercedes-Benz E320, and 1998 Mercedes-Benz E430, making it a focused replacement for Mercedes-Benz E-Class cooling fan controller service. This part cross-references Mercedes-Benz OE numbers 025 545 32 32 and 027 545 80 32 for the same application.
Common Issues This Part Addresses
- Auxiliary fan not switching on when engine temperature rises
- Intermittent fan operation caused by controller failure
- Cooling fan running inconsistently at 12 V system voltage
- Overheating concerns tied to a faulty fan control module
- Electrical faults at the fan controller connector or control circuit
Installation Notes and Tips
Verify connector shape, pin count, and mounting dimensions before installation. Confirm the vehicle uses the auxiliary fan configuration listed for the exact year and chassis breakpoints shown in the fitment data. Inspect the fan motor, wiring, and related relays or fuses during diagnosis so the replacement controller is installed into a verified cooling system circuit.
Quality Assurance
VEMO supplies aftermarket electrical and thermal management components with application-specific fitment and published technical specifications. V30-79-0012 is specified for 12 V operation, IP69K protection, and a temperature range from -40°C to 100°C for use in demanding engine bay environments.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2002 | Mercedes-Benz | E430 | 4Matic | 4.3L | V8 | N/A | Grade: Aftermarket; Voltage: 12 V; Auxiliary Fan; VEMO |
| 2001 | Mercedes-Benz | E430 | 4Matic | 4.3L | V8 | N/A | Grade: Aftermarket; Voltage: 12 V; Auxiliary Fan; VEMO |
| 2000 | Mercedes-Benz | E430 | 4Matic | 4.3L | V8 | N/A | Grade: Aftermarket; Voltage: 12 V; Auxiliary Fan; VEMO |
| 1998 | Mercedes-Benz | E300 | — | 3.0L | L6 | N/A | Grade: Aftermarket; Voltage: 12 V; Auxiliary Fan; To Vin A 698507; To Vin X 012425; VEMO |
| 1998 | Mercedes-Benz | E320 | 4Matic | 3.2L | V6 | N/A | Grade: Aftermarket; Voltage: 12 V; Auxiliary Fan; From Chassis A 698508; From Chassis X 012426; VEMO |
| 1998 | Mercedes-Benz | E320 | — | 3.2L | V6 | N/A | Grade: Aftermarket; Voltage: 12 V; Auxiliary Fan; From Chassis A 698508; From Chassis X 012426; VEMO |
| 1998 | Mercedes-Benz | E430 | — | 4.3L | V8 | N/A | Grade: Aftermarket; Voltage: 12 V; Auxiliary Fan; From Chassis A 698508; From Chassis X 012426; VEMO |
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