| Showcase | Quick details |
| Simplex Audible Fire Alarms 24 volt | 1 Bid | $0.99 | 3d 3h 5m |
| SIMPLEX ISOLATED LOOP CIRCUIT PROTECTOR 2081-9028 *NIB* | 0 Bids | $3.50 | 1d 4h 22m |
| 0 Bids | $4.99 | 6d 10h 32m |
| simplex change key w/instructions( | ![]() | $4.99 | 16d 13h 11m |
| 0 Bids | $5.00 | 4d 23h 45m |
| New Simplex 4903-9418 75CD Strobe w/Speaker Fire Alarm | 0 Bids | $9.95 | 5d 21h 52m |
| 0 Bids | $9.95 | 6d 3h 5m |
| 2-Simplex 2088-9008 MR-100 Series Multi Voltage relay. | 0 Bids | $9.99 | 2d 8h 27m |
| Simplex # 2098-9628 Photoelectronic Smoke Detector | 0 Bids | $9.99 | 3d 4h 11m |
| 0 Bids | $9.99 | 6d 7h 21m |
| 0 Bids | $9.99 | 6d 8h 8m |
| 2 New Simplex Horn Strobe Protector Cages | 0 Bids | $12.99 | 5d 8h 44m |
| 3 New Simplex Test Switchs | 0 Bids | $12.99 | 5d 8h 51m |
| 1 PELCO MX4009MS SIMPLEX MONOCHROME 9 CH MULTIPLEXER | 1 Bid | $14.99 | 12h 13m |
| 2 Simplex Grinell ABC fire extinguishers business Used | 0 Bids | $14.99 | 2d 2h 24m |
| SIMPLEX Fire Alarm 5pc Lot - Heat Detectors 4098 & 2098 | ![]() | $14.99 | 23d 7h 51m |
| TRUE ALERT CEILING SPEAKER SIMPLEX MODEL 4902 NEW | ![]() | $16.99 | Free shipping | 25d 6h 31m |
| TRUE ALERT CEILING SPEAKER SIMPLEX MODEL 4906 9154 NEW | ![]() | $16.99 | Free shipping | 25d 6h 36m |
| Simplex #2098-9201 Photelectric Smoke-Detector FIRE | ![]() | $17.99 | 15d 2h 30m |
| SIMPLEX SMOKE HEAT DETECTOR HEADS BASES NEW | 0 Bids | $19.99 | 1d 0h 34m |
| 5 Simplex 4098-9733 Heat Detector Heads NEW | 0 Bids | $19.99 | 3d 3h 11m |
| New Simplex 4903-9418 75CD Strobe w/Speaker Fire Alarm | ![]() | $24.95 | 8d 21h 53m |
| Simplex fire alarm duct detector sensors 40989-9687 new | 0 Bids | $25.00 | 8h 40m |
| Simplex fire alarm duct detector sensors 4098-9755 new | 1 Bid | $25.00 | 8h 40m |
| Simplex fire alarm duct detector sensors 4098-9755 new | 1 Bid | $25.00 | 8h 41m |
| Simplex 634-626 Fire Alarm Power Supply Board | 0 Bids ![]() | $25.00 $225.00 | 1d 5h 52m |
| Simplex Fire Alarm 634-659 Battery Charger Board | 0 Bids ![]() | $25.00 $225.00 | 1d 5h 55m |
| Simplex Fire Alarm 556-874 Signal Circuit Card / Board | 0 Bids ![]() | $25.00 $175.00 | 1d 5h 59m |
| Simplex Fire Alarm 556-082 Zone Circuit Card / Board | 0 Bids ![]() | $25.00 $175.00 | 1d 6h 3m |
| Simplex Commercial HVAC Smoke Detectors | 0 Bids | $25.00 | 1d 8h 15m |
| Simplex LCD Annunciator 4603-9101 | 1 Bid | $29.99 | 2d 12h 12m |
| SIMPLEX 30CD A/V 4903-9148 STROBE w/ SPEAKER NEW | ![]() | $29.99 | Free shipping | 8d 2h 56m |
| Simplex 4903-9236 Fire horn & Strobe Light - lot of 2 | 0 Bids ![]() | $30.00 $59.00 | 6h 35m |
| HUGE LOT OF UNUSED SIMPLEX 4903-9452 & MORE (0740) | 0 Bids | $30.00 | 5d 7h 33m |
![]() | $39.95 | 6d 3h 29m |
0 Bids ![]() | $45.00 $99.00 | 6d 2h 20m |
| Simplex 4001 Fire Alarm Panel USED | 7 Bids | $46.00 | 2d 6h 56m |
| Simplex Led/Switch Controller Assy (1) | 0 Bids | $48.00 | 20h 56m |
| Simplex Rui Assy 565-217 | 0 Bids | $48.00 | 21h 7m |
| Simplex 4098-9756 Duct Detector | 0 Bids | $49.99 | 2d 12h 10m |
| Simplex 4098-9756 Duct Detector | 0 Bids | $49.99 | 3d 3h 11m |
| NEW Ilco Unican Simplex 7000 KABA Push Button Lock | ![]() | $79.99 | 5d 9h 21m |
| 5 Simplex Smoke Detectors and Bases Model # 40989714 | 1 Bid | $89.99 | 2d 6h 35m |
| 5 Simplex Horn Strobes | 0 Bids | $89.99 | 5d 8h 26m |
| 10 Simplex 4098-9714 Smoke Detector Heads NEW | 0 Bids ![]() | $99.00 $149.99 | 2d 12h 6m |
| Simplex Unican 1000 series pushbutton lock NEW | 0 Bids | $99.95 | 3d 1h 44m |
| Simplex 4010-9813 120VAC 4A Expansion Power Supply New | ![]() | $100.00 | 20d 0h 21m |
| Qty 15 Simplex 4098-9714 Smoke Detector Heads NEW! | 0 Bids | $129.99 | 5d 5h 2m |
| L1000 Series Pushbutton Lock by Simplex / Unican | 0 Bids ![]() | $150.00 $250.00 | 2d 6h 29m |
Simplex fire alarm | ![]() | $250.00 | Free shipping | 10h 22m |
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