Push-on/push-off intercom
A toggle on-off switch opens the microphone for continuous intercom communication. The PO/PO button requires a solid push, eliminating accidental transmissions.
UH-54, FH-54
Built & serviced in Lemoyne, PA — by firefighters, since 2009
50-Series wired headsets
Push-on/push-off intercom and listen-only radio in two wired headsets, UH-54 and FH-54, with 24dB NRR hearing protection.
UH is under-helmet and FH is over-the-head. The 54 models have Push-On/Push-Off intercom with listen-only radio: you hear the connected radio but do not transmit on it.
Both have listen-only radio. The 54 has Push-On/Push-Off intercom, with a toggle on-off switch that opens the microphone for continuous intercom communication. The 52 has PTT intercom, so the user pushes a button to talk.
Displayed prices reproduce the Firecom 2024 USA & Canada retail price list, effective May 1, 2024. EFES repairs Firecom headsets in Lemoyne, PA, and stocks ear seals, acoustic foam, hanger hooks, extension cables, and hygiene kits. Call (800) 504-2044.

Product overview
The Firecom FH-54 and UH-54 wired headsets deliver all the benefits of hands-free, full-duplex communication with your crew. Operating with a stand-alone intercom system or integrated with a mobile radio, the flexible design brings all crew members into constant communication.
Both models have Push-On/Push-Off intercom with listen-only radio. A toggle on-off switch opens the microphone for continuous intercom communication, and the PO/PO button requires a solid push, eliminating accidental transmissions. The 54 does not transmit on the radio at any position.
UH-54 is the under-helmet model, with a behind-the-head band and adjustable over-head strap that easily accommodates use with helmets. FH-54 is over-the-head, with a broad padded headband that remains comfortable for hours of wear. UH-54 lists at $360 and FH-54 at $355. Both have dual ear muffs with a 24dB noise reduction rating (NRR).
For PTT intercom, see the FH-52 and UH-52. For positions that transmit on the radio, see the FH-51 and UH-51. These connect through a 5000D Series Digital Intercom or a 210 Radio Intercom. Ear seals and other wear items are on the Firecom parts and accessories page.
Features
The Firecom 54 models are ready for action in virtually any fireground environment, with hands-free, full-duplex communication and listen-only radio.
A toggle on-off switch opens the microphone for continuous intercom communication. The PO/PO button requires a solid push, eliminating accidental transmissions.
UH-54, FH-54
Hear the radio through the headset. The 54 does not transmit on the radio at any position. Fully programmable to user specifications.
Dual ear muffs with a 24dB noise reduction rating (NRR) and ComLeather over memory foam ear seals for hours of comfortable use. IP65 rating for dust and water protection when worn.
UH-54, FH-54
FH-54 has a broad padded headband and lists at $355. UH-54 has a behind-the-head band with adjustable over-head strap that easily accommodates use with helmets, and lists at $360.
A flexible mic boom with slide adjustment rotates for left or right dress. A noise-cancelling electret microphone ensures optimal clarity, and the mic muff eliminates wind noise.
Black ear muffs for easy cleaning, a black powder-coated headband for durability, and a glove-rugged plug for longer life. Ear seals, acoustic foam, hanger hooks, and extension cables are stocked replacement parts.
Stocked by EFES

Wired headsets with push-on/push-off intercom
Model lineup
Features and pricing as published in the Firecom 2024 USA & Canada retail price list, effective May 1, 2024. Both models are rated 24dB NRR.
Swipe to compare
| Model | Wear style | Radio | Intercom | 2024 retail |
|---|---|---|---|---|
| UH-54 | Under-helmet | Listen-only | Push-on/push-off | $360 |
| FH-54 | Over-the-head | Listen-only | Push-on/push-off | $355 |
| For comparison: 52 | Both | Listen-only | PTT | $355 / $360 |
| For comparison: 51 | Both | PTT radio transmit | Full-duplex | $355 / $360 |
Questions about the FH-54 and UH-54
The 54 has a toggle on-off switch that opens the microphone for continuous intercom communication. The 52 has PTT intercom, so the user pushes a button to talk. Both have listen-only radio and list at the same prices.
No. The 54 has Push-On/Push-Off intercom with listen-only radio and will not transmit on the radio at any position. For PTT radio transmit, see the 51 models.
Firecom wired dual ear muff headsets reduce ambient noise by 24 decibels (24dB NRR), which meets NFPA, OSHA, and Cal/OSHA standards.
A Firecom intercom. On a full apparatus that is a 5000D Series Digital Intercom, usually through an HM-10 headset module or an HM-30 Pump Panel Module. For a one- or two-person vehicle, it is a 110 Radio Interface or a 210 Radio Intercom. Tell us what is in the rig and we will confirm the connection.
Usually, yes. Ear seals, acoustic foam, hanger hooks, and extension cables are stocked replacement parts, and EFES repairs Firecom headsets in Lemoyne, PA. See Firecom repair and on-site service.
Sold, installed, and repaired by EFES
Send the seating positions, whether each one wears a helmet, which positions listen to the radio without transmitting, and which want push-on/push-off intercom.
We will spec the models and quote the wear items alongside them.
Call (800) 504-2044 or request a quote. EFES is at 440 Oak Street, Lemoyne, Pennsylvania.
