Berker 303808 Double Rocker Switch Insert, Off/Changeover, 2x 1-Pole, 10 A, 250 V, Flush-Mounted, Halogen-Free

With dual independent switching mechanisms in a single compact module, the Berker 303808 rocker switch insert delivers two 1-pole off/changeover functions rated at 10 A / 250 V AC. This flush-mounted insert is engineered for reliable performance in residential and commercial installations, supporting screw terminals for conductors from 1.5 to 2.5 mm².

Overview

The Berker 303808 is a double rocker switch insert designed for use with Berker rocker sets and frames, including the S.1, B.3, B.7, K.1, K.5, R.1, R.3, and R.8 ranges. Its halogen-free thermoplastic housing ensures safety and environmental compliance, while the IP20 rating suits indoor applications. The insert can be equipped with a separate lamp for illumination, though the lamp is not included.

What stands out

• Two independent off/changeover switches in one module for flexible control of lighting or other loads.
• Robust screw terminals accommodate solid or stranded conductors from 1.5 to 2.5 mm².
• Halogen-free thermoplastic construction reduces toxic emissions in case of fire.
• Compatible with a wide range of Berker design lines, allowing aesthetic integration.
• Optional illumination capability via separate lamp (not included) for enhanced visibility.

Technical details

• Switch type: Rocker switch insert
• Switch configuration: Double (2 independent switching mechanisms)
• Switch function: Off/changeover (Aus-/Wechsel)
• Number of poles: 2x 1-pole
• Rated voltage: 250 V AC
• Rated current: 10 A
• Connection type: Screw terminals
• Mounting type: Flush-mounted (Unterputz)
• Material: Thermoplastic, halogen-free
• Illumination capability: Yes, with separate lamp (not included)
• Compatibility: Berker rocker sets and frames (S.1, B.3, B.7, K.1, K.5, R.1, R.3, R.8)
• Terminal capacity: 1.5 - 2.5 mm²
• Protection class: IP20
• Operating temperature: -5 to +40 °C
• Installation depth: Approx. 32 mm

Our verdict

A versatile and reliable double switch insert that pairs Berker's proven quality with flexible control options. Its halogen-free design and broad compatibility make it a smart choice for modern electrical installations.