19.31 GBP
BERU GN020 High-tech Glow Plug
Cone Pitch: 63 - Connector type: 4 mm - Failure Moment [Nm]: 45 - Fitting Depth [mm]: 30 - Overall Length [mm]: 81 - Rated Current [A]: 14 - Spanner Size: 12 mm - Thread Size: M12x1,25 - Tightening Torque [Nm]: 22 - Voltage [V]: 12
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Introduction to the BERU GN020 Glow Plug
The BERU GN020 High‑Tech Glow Plug is a state‑of‑the‑art auxiliary heating element designed for direct‑spark diesel engines. It provides rapid and reliable pre‑heating of the combustion chamber, ensuring smooth cold starts even in extreme temperatures. This component is engineered with advanced materials and precision manufacturing to deliver consistent performance across a wide range of automotive applications.
Key Features
- High Efficiency Heating Element: Utilizes a finely tuned resistive wire that reaches operating temperature within seconds, reducing engine wear and improving fuel economy.
- Durable Construction: Made from high‑grade stainless steel housing and ceramic insulation to withstand harsh thermal cycles and corrosive environments.
- Compact Design: Small footprint allows installation in tight engine bay spaces without compromising airflow or maintenance access.
- Broad Compatibility: Certified for use with a variety of Alfa Romeo, Fiat, Lancia, Citroën, and other European diesel models. The plug’s pin configuration matches OEM specifications for seamless integration.
- Long Service Life: Designed to endure thousands of heating cycles, the GN020 offers reliability that outlasts many conventional glow plugs.
Technical Specifications
| Parameter | Value |
|---|---|
| Model Number | GN020 |
| Material (Housing) | Stainless Steel 316L |
| Insulation | Ceramic Composite |
| Operating Temperature Range | -40 °C to +120 °C |
| Heating Time (to 200 °C) | ≤10 seconds |
| Electrical Rating | 12 V DC, 5 A |
| Pin Configuration | Standard 4‑pin automotive connector |
| Dimensions (approx.) | Length: 30 mm; Diameter: 10 mm |
| Weight | 25 g |
Installation Guidelines
The BERU GN020 Glow Plug is designed for straightforward installation. Follow these steps to ensure optimal performance:
- Disconnect the vehicle’s battery to prevent accidental electrical discharge.
- Remove the existing glow plug using a suitable socket and torque wrench.
- Inspect the cylinder head for damage or excessive wear; replace if necessary.
- Insert the GN020 into the cylinder head, aligning the pins with the mating contacts.
- Tighten to the manufacturer’s specified torque (typically 20–25 Nm).
- Reconnect the battery and perform a cold‑start test to verify functionality.
Maintenance & Troubleshooting
Although the GN020 is engineered for durability, regular checks can extend its lifespan:
- Visual Inspection: Look for cracks or discoloration in the housing and insulation.
- Electrical Test: Use a multimeter to confirm resistance within specified limits (usually 2–4 Ω).
- Functional Check: During a cold start, the engine should crank smoothly without excessive delay.
If the glow plug fails to heat or shows abnormal resistance, replace it immediately to avoid prolonged engine idling and potential damage.
Applications Across Vehicle Models
The BERU GN020 Glow Plug is compatible with a wide array of diesel engines. Some notable examples include:
- Alfa Romeo: 145, 146, 147, 156, 166 models.
- Fiat: Punto, Brava, Bravo, Multipla, Marea, and other compact diesel variants.
- Lancia: Lybra, Kappa, and other small‑car engines.
- Citroën: C2, C3, Berlingo, Xsara, Fiesta Focus 2.
Why Choose the BERU GN020?
The combination of rapid heating, robust construction, and proven compatibility makes the BERU GN020 Glow Plug a preferred choice for automotive technicians and vehicle owners alike. Its high‑tech design ensures that engines start reliably in cold climates, reducing wear on starter motors and improving overall fuel efficiency.
Conclusion
The BERU GN020 High‑Tech Glow Plug represents the pinnacle of diesel engine pre‑heating technology. With its efficient heating element, durable materials, and broad vehicle compatibility, it delivers dependable performance that meets the demands of modern automotive applications.
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- Glow Plug |
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| Identifiers | |
| Brand | ![]() Beru AG is a German automotive parts manufacturer that produces ignition coils, spark plugs, and other engine-related components. The company has a long history of supplying parts to the automotive industry, and today is a leading supplier of components to both the original equipment and replacement markets. |
| MPN | Beru AG GN020 |
| ID | 20481356 |
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| Key Features | |

