Electronic Rotating Beacon Only Whelen Helicopter Mount Ring

The Thiesen Electronics ERB2-H is a compact electronic rotating beacon developed for helicopter applications. It uses a red LED rotating-sequence flash pattern with 360° beacon coverage and visibility stated by the manufacturer as 30° above and below the horizontal plane.

All electronics are integrated within the beacon housing, eliminating the need for a separate external control box. The unit incorporates Intelligent Synchronization for coordinated power consumption when used with connected anti-collision lights, together with a FLARM interface.

• Manufacturer part number: ERB2-H
• Colour: red
• Operating voltage: 10–17 V DC; typical on-board supply 12.8–13.4 V
• Power consumption: approximately 16 W
• Approximate dimensions: 44 mm diameter, 55 mm height and 63.5 mm flange diameter
• Approximate weight: 125 g including connecting cable
• Supplied with a four-core 1.5/0.25 mm² cable
• Manufacturer states that installation instructions and heat-shrink tubing are included

Manufacturer documentation available for this product includes ERB2-H mounting instructions in English and German, plus an EPL wiring diagram in English/German. Confirm the applicable installation requirements, aircraft configuration and regulatory basis before fitment.