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August 31, 2026 3 min read
Installation manual for the SECO-LARM ENFORCER SH-816S self-contained siren or siren/strobe, weatherproof for indoor or outdoor use.
Installation manual for the SECO-LARM ENFORCER SH-816S Self-Contained Siren or Siren/Strobe — a weatherproof, multi-purpose siren, speaker, and optional strobe for indoor or outdoor use.
The ENFORCER Siren/Strobe series can serve as a standard alarm siren, but also includes an audio input for playing back broadcast messages. The SH-816S-SQ variant adds a xenon-tube strobe light with a choice of amber, blue, clear, or red lens, triggerable separately from the siren. It mounts to a wall or a standard single-gang, double-gang, or C-type back box.
| Spec | SH-816S-BQ (Siren) | SH-816S-SQ (Siren/Strobe) |
|---|---|---|
| Operating voltage | 9–15 VDC | |
| Current draw (strobe) | N/A | 190mA @ 12VDC |
| Current draw (siren, max.) | 680mA @ 12VDC | |
| Current draw (both, max.) | 870mA @ 12VDC | |
| Siren volume | 120dB | |
| Speaker rating | 25W Peak | |
| Strobe flash rate | N/A | 75 per minute |
| Tamper output | 100mA @ 30 VAC/VDC | |
| IP Rating | IP65 | |
| Operating humidity | 0–95% | |
| Operating temperature | -4° to 131°F (-20° to 55°C) | |
| Housing material | White polycarbonate plastic | |
| Dimensions | 6-1/8" x 4-15/16" x 4-1/2" (155x126x115mm) | 6-1/8" x 7" x 4-1/2" (155x178x115mm) |
| Weight | 1lb 13oz (812g) | 2lb 2oz (957g) |
The unit's back terminal block includes: STROBE +12VDC, GND, SIREN +12VDC, TAMPER (x2), and SPEAKER (x2). Two application diagrams are provided for wiring the siren, strobe, and audio input, plus a tamper switch built into the back for enclosure-open detection.
Important: the speaker input and siren input cannot be connected at the same time.
Warranted against defects in material and workmanship for one (1) year from the date of sale to the original customer. SECO-LARM's obligation is limited to repair or replacement of the defective part, transportation prepaid.
Electronic Chimes, Dual-Tone Wall Sirens, and LED Strobe Lights are also available as standalone accessories in the ENFORCER line.
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