Phillips H21WCP Fog Light Bulb

Phillips H21WCP Fog Light Bulb

The Phillips H21WCP is a 12-volt fog light bulb built for exterior lighting applications that demand clear output and consistent fitment. It uses a 55-watt clear bulb design with a pressure contact terminal for straightforward replacement in supported vehicles.

Phillips Standard - Multiple Commercial Pack is the brand line for drivers and shops looking for a practical OE-style lighting solution across a wide range of applications. The Standard range focuses on value and broad vehicle coverage, including rear fog light, front fog light, and select inner lamp positions on BMW, Audi, Volvo, Volkswagen, Mercedes-Benz, and more.

Key Features

• Part number: H21WCP
• 12V fog light bulb with 55W output
• Clear bulb color for direct replacement lighting
• Pressure contact terminal with 1 terminal
• Compact size: 0.33 in. diameter and 1.29 in. length
• Wiring harness not included
• Fits a broad range of rear, front, inner, and front inner applications

Detailed Description

The Phillips H21WCP is a standard replacement fog light bulb for vehicles that use this specific 12-volt, 55-watt configuration. It is listed across a wide fitment range that includes 2021-2022 Volvo XC40 rear and inner positions, 2019-2021 BMW X3 applications, 2020 Audi A4 rear lighting, and many additional BMW, Audi, Volkswagen, Mercedes-Benz, and Volvo models. If you are searching for a fog light bulb for BMW X3 inner, Audi A3 rear, or Volvo XC40 rear lighting, H21WCP is the part number to verify.

This part cross-references common OE-style applications for the same bulb type, including Philips H21W and Osram H21W references where listed by application catalogs.

Common Issues This Bulb Can Address

• Dim or failed fog light output
• Rear fog lamp replacement after bulb burnout
• Inner lamp service on supported BMW and Audi models
• Front fog light replacement on select Volkswagen and Volvo vehicles
• Restoring clear exterior lighting after a bulb failure warning

Installation Notes and Tips

Confirm the existing bulb base, voltage, wattage, and terminal style before installation. This H21WCP uses a pressure contact terminal and does not include a wiring harness, so reuse the vehicle’s original connector and inspect the socket for heat damage or corrosion before fitting the new bulb. For best results, match the exact position shown in the fitment data, such as rear, inner, front, or front inner.

Quality Assurance

Phillips Standard lighting is positioned as a value-focused replacement line for everyday automotive service. The H21WCP is built to the listed electrical and dimensional specifications for supported applications, helping ensure proper bulb selection for the vehicle and position specified.