| Alarm contacts | 500 mA @ 36 VDC (resistive) |
| Also known as | GES-449CST |
| Auxiliary relay contacts | 2A @ 28 VDC or 120 VAC (resistive) |
| Field wiring size | 14 - 24 AWG |
| Listing | UL 268, ULC FM, CSFM and MEA |
| Maximum ripple (peak to peak) | 10% |
| Maximum voltage | 33V |
| Operating humidity range | 0 to 95% RH |
| Operating temp. range | 32F to 120F (0C to 50C) |
| Sensitivity | 3.1 - 1.0%/ft. (max.) 3.1 + 0.50%/ft. (min) |
| Sounder specifications | 85 dB at 10' |
| Typical alarm current | 70mA |
| Typical average standby current | 70A |
| Typical avg. polarity reverse current | 10mA |
