Sähköasennuskotelon lisävaruste Hager US21A3, valkoinen, 250×56×300 mm

Hager US21A3 is an electrical enclosure accessory in white, measuring 250×56×300 mm. Designed to complement distribution boxes and cabinets, this compact enclosure offers a standardized mounting space for electrical components and wiring. Its neutral finish and rectangular form factor make it suitable for integration into residential and light commercial installations where organized protection and tidy cable management are required.

Advantages

The enclosure provides a durable and consistent mounting surface for breakers, terminals and small devices, helping to keep wiring accessible and protected. Its defined internal volume and flat external surfaces simplify installation into existing distribution systems. The white finish provides a discreet appearance that blends with typical interior panels and cabinets.

Suitable for

Key specifications

How to use

Position the enclosure inside the distribution box or cabinet where the specified dimensions provide a proper fit. Fix the enclosure using suitable screws or mounting hardware compatible with the distribution system and substrate. Arrange internal components such as breakers, terminals or DIN-rail accessories within the enclosure, ensuring adequate clearance for wiring and ventilation. Route cables through appropriate knockouts or openings of the host cabinet, secure connections, and close the main panel according to local electrical codes and safety practices.

Recommendations

Verify compatibility with the host distribution box before installation, and follow applicable national wiring regulations. Use appropriate mounting hardware and ensure clearances for heat dissipation and cable bends. For safety-critical or complex installations, consult a qualified electrician.