Cabo coaxial Qoltec 57028 N-tipo RP-SMA LMR400 5 m preto

The Qoltec 57028 coaxial cable is a 5 m LMR400 cable with N-type and RP-SMA connectors, designed for low-loss, reliable signal transmission. It is suitable for antenna connections, DVB-T receivers, CCTV installations and home audio-video setups where maintaining signal quality is important. The black cable combines performance and a discreet appearance while the LMR400 specification ensures reduced attenuation over the cable length.

Advantages

This coaxial cable follows the LMR400 standard to deliver low signal loss and stable transmission. Robust outer insulation provides resistance to weather, UV exposure, moisture and mechanical damage, supporting longer service life in indoor and protected outdoor installations. The combination of N-type and RP-SMA connectors offers compatibility with a range of antennas, receivers and radio equipment.

Suitable for

• Antenna installations and DVB-T receivers
• Cable television reception and set-top boxes
• CCTV and closed-circuit television systems
• Home audio-video connections and radio equipment

Key specifications

• Brand: QOLTEC
• Model / MPN: 57028
• Cable length: 5 m
• Cable type: LMR400
• Connector 1: N-type
• Connector 2: RP-SMA
• Colour: Black
• EAN: 5901878570280

How to use

Connect the N-type end and the RP-SMA end to the corresponding connectors on your antenna, receiver or radio device, ensuring threaded connectors are tightened by hand and not overtightened. Route the cable to avoid sharp bends and excessive tension; follow device manufacturer guidelines for connector orientation. For outdoor runs, place connectors and adapters in weatherproof junctions or use appropriate sealing to maintain performance.

Recommendations

Use this LMR400 coaxial cable for installations where low attenuation and reliable RF signal transmission are required. Inspect connectors periodically for corrosion or looseness and replace the cable if outer insulation shows significant wear or damage.