Portero automático Busch-Jaeger A21381P1-S-03, plateado, carcasa exterior de acero inoxidable, botones, 135×29×277 mm

Busch-Jaeger A21381P1-S-03 is a video intercom outdoor unit in silver featuring a stainless steel housing and a button-operated interface. With overall dimensions of 135×29×277 mm, this outdoor station is intended for door entry and visitor communication in residential and small commercial installations. The stainless steel exterior offers weather resistance and a compact profile that fits narrow mounting locations while maintaining a clear, tactile control surface for calling and access interaction.

Advantages

The stainless steel housing provides corrosion resistance and durability for outdoor exposure, while the compact 135×29×277 mm form factor allows installation in limited spaces such as narrow door frames or column mounts. The button control delivers simple, low-maintenance operation suitable for everyday use. The silver finish integrates with modern building facades and complements matching indoor units from the same product family.

Suitable for

• Single-family homes and apartment entrances
• Small office or retail entry points
• Retrofit installations where narrow mounting depth is required
• Locations requiring durable, weather-resistant outdoor equipment

Key specifications

• Housing material: stainless steel for outdoor durability
• Finish: silver
• Dimensions (W×D×H): 135 × 29 × 277 mm
• Operating interface: mechanical buttons for calling/access
• Installation type: outdoor wall or panel mount with narrow depth

How to use

Mount the outdoor unit at an ergonomic height near the entry point following local electrical and mounting regulations. Connect the unit to the building’s video intercom system and power supply according to the manufacturer’s wiring diagram and safety guidelines. Use the button(s) to call the desired indoor station; the indoor unit will handle video, audio, and door release functions as configured. Clean the stainless steel surface periodically with a mild, non-abrasive cleaner to maintain appearance and ensure reliable button operation.

Recommendations

Position the unit to avoid direct exposure to strong water jets and to minimize glare on the camera if installed nearby. Verify compatibility with your existing intercom master stations and follow recommended cabling and grounding practices to ensure stable video and audio quality.