The STE range of Power Supplies are fully featured EN54-4: 1997+A2:2006 VdS approved and have been specifically designed for Fire System Installations and associated applications.

They incorporate switch mode technology for voltage regulation which provides greater efficiency by greatly reducing wasted heat energy. Its regulated 27.6Vdc output will supply up to 5A continuous into the load, in addition to providing up to 1.6A for charging the standby batteries.

They feature intelligent battery management and Volt free fault outputs for remote signalling and full diagnostic LED display. They give a higher level of security than our 300 series with additional features and the benefit of the product approval.

All units carry the CE mark and conform to EN60950-1:2006, EN50130-4:1995 and EN55022:2006.

In addition the remote battery box for housing backup batteries up to 2.5 metres from a 'Power Supply Unit' is available. It will accept the following batteries, 2 x 12V 24Ah to 2 x 12V 38Ah maximum (e.g. Yuasa NP24-12 or NP38-12), with a maximum weight of 35.2kg (including 2 x 38Ah batteries). When using the remote battery box option, the connection lead kit (BAT-LD-T-24-300) must be used, (supplied separately). The lead kit includes sleeved protection positive and negative leads and a thermistor connection for monitoring the battery temperature.

The STE range of Power Supplies and Remote Battery Box are supplied within a sturdy 1.2mm powder coated steel enclosure with a hinged lid finished in white and have been designed for rapid installation.