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Penton Products

This page holds Penton public address and voice alarm equipment for commercial buildings. It covers ceiling, cabinet, column, spherical and horn loudspeakers, weatherproof sound projectors, EN54-24 certified speakers for voice alarm and evacuation systems, BPA and DPA power amplifiers, PA/VA controllers and paging consoles, and TERRACOM products that carry paging, messages, music and intercom over a TCP/IP network.

Choosing Penton Products

Plan a Penton system starting with the loudspeakers, then the amplifier and controller, and decide early whether it must work as a voice alarm.

Loudspeakers for indoor spaces

Ceiling speakers such as the RCS3/T have a twin cone driver for a wider frequency response, and the RCS8TCOAX pairs a 215mm bass/mid-range driver with a 25mm Mylar dome tweeter and a 20 watt/100 volt transformer. The APC4T/ENC is a wall-mountable plastic cabinet speaker rated 4W. For large open spaces, the GB20T/ENC spherical speaker covers 360 degrees horizontally, and column speakers such as the MCS40T/ENC give a controlled coverage pattern for places such as airports and churches.

Outdoor and harsh areas

The MHS20T/ENC metal re-entrant horn is non-corrosive and resistant to salt laden air, with a lockable stainless steel bracket and loop in, loop out cabling, and the PH20A-24 horn has a built-in 20W amplifier, runs from 24Vdc and is rated IP66. Sound projectors include the CAD10/T, rated IP66, and the aluminium CELL10/T, rated IP55 with 100V tappings of 10/5/2.5/1.25W. The SENTRY6ST/ENC is a vandal proof metal cabinet loudspeaker rated IP52 for internal use.

Voice alarm

For voice alarm and evacuation, choose speakers certified to EN54-24, such as the APC4T/ENC, MCS80T/ENC and SENTRY6ST/ENC. The IDA8C-C1-2I master controller is EN54-16 certified, routes 48 audio channels and serves up to 256 zones on ATEIS Local-Net, and IDA8SAB-C1 units add 8 zones and 2 backup amplifiers. Paging consoles include the CD8-AS and the 16-zone CD16-AS.

Amplifiers and IP audio

The BPA-1000 is a 2U 19" bridging amplifier for 100V, 50V or 8 Ohm lines, and the DPA4125 class-D amplifier draws 0.2W per channel in standby. The DPAFOUR125 gives 4 x 125W with a 24VDC battery back-up input. TERRACOM products carry audio over IP: the TERRA-AMP has two 15W outputs and runs on PoE, the IPBX-2C20 makes standard low impedance speakers IP addressable, and the TERRA-K is a gooseneck paging and intercom microphone.

ModelTypeKey detail
RCS4FT/ENC4" ceiling speakerEN54-24, 4W
GB20T/ENCSpherical speaker20W, 360 degrees
MHS20T/ENCMetal re-entrant hornStainless steel bracket
CELL20T/ENCMetal sound projector20W, aluminium
DPAFOUR125Voice alarm amplifier4 x 125W
TERRA-EX/G2IP audio decoderPoE, 2 balanced outputs

Related categories

Other makes can be compared in ceiling speakers, background and wall speakers and 100V audio amplifiers, or see the fire safety range and security and CCTV products that a PA/VA system works alongside.

Frequently asked questions

What are EN54-24 speakers?

They are loudspeakers, such as ceiling, cabinet or column speakers, certified to EN 54-24, the European standard for loudspeakers in voice alarm and evacuation systems. Penton models certified to EN54-24 include the APC4T/ENC cabinet speaker, the RCS4FT/ENC ceiling speaker, the MCS80T/ENC column speaker and the SENTRY6ST/ENC vandal proof speaker. Pair them with EN54-16 control equipment such as the IDA8C-C1-IO controller.

What are ENC speaker models?

They are speaker versions supplied with a capacitor for DC line monitoring, which supervised 100V speaker circuits need. On Penton models the ENC suffix marks this version, and the RCS4FT/ENC, CAD10T/ENC, PWC6T/ENC and SENTRY6ST/ENC are all supplied with the capacitor. Separately, the VA-EOL end-of-line board detects open or short circuit faults on a loudspeaker line and its branches without extra loopback cabling.

How do I set the volume of a 100V line speaker?

Choose a transformer tapping on the speaker, or fit a remote volume control. The RCS4FT/ENC has 100V taps of 4, 2, 1, 0.5 and 0.25W, and the CELL10/T has taps of 10, 5, 2.5 and 1.25W. For a zone that users adjust, the VCT80/R is an 80W remote volume controller with 10-step attenuation that can be flush or surface mounted.

How does an IP PA system work?

An IP PA system carries live paging, stored messages, background music and intercom over a TCP/IP network. Penton's TERRACOM range works this way, and devices such as the APH30-IP horn speaker and the GB20-IP spherical speaker are powered over Ethernet. The PPM-IT5 is a 5" touchscreen paging console, and the TERRA-FXO lets telephones page into the system.

Which outdoor PA speakers should I choose?

Choose a weatherproof model with an IP rating that suits the position: under IEC 60529, IP66 means dust-tight and protected against powerful water jets. The CAD10/T sound projector and the PH20A-24 horn are rated IP66, and the CELL10/T aluminium projector is rated IP55. The MHS20T/ENC metal horn is non-corrosive for indoor and outdoor use, and the CRSC6 cover converts standard ceiling speakers for damp, humid or exterior areas.

What is a school sound system?

It is a system that handles teaching audio, paging, messaging, class change scheduling and intercom in a school. Penton's School Sound System runs over IP and is built around the TERRA-SAP, a networkable processor with a 20W x 2 channel amplifier, and BCM201W or BCM201B boundary microphones serve intercom and classroom speech monitoring. TerraManager software handles paging, messaging, recording and bell scheduling.

Why buy from West Midlands Electrics

  • Established 1975
  • Birmingham trade counter
  • UK-only supply

Written by the West Midlands Electrics technical team

Updated