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    Results 1-50 of 161.
    SIEMENS ILI-1B

    SIEMENS

    PYROTRONICS

    ILI-1B

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, INTELLIGENT PHOTOELECTRIC, IONIZATION, CERBERUS
    ✓ IN STOCK!
    Buy Surplus As Low As $641.00
    $641.00
    SIEMENS DI-3

    SIEMENS

    PYROTRONICS

    DI-3

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, IONIZATION TYPE, W/ ALARM LED, ADJUSTABLE SENSITIVITY, TWIST/LOCK, OPTIONAL AUXILARY RELAY, SCREW CLAMP TERMINAL, 2 CHAMBER, 2.5-5 VOLT
    ✓ IN STOCK!
    Buy Surplus As Low As $297.00
    $297.00
    SIEMENS ILP-1

    SIEMENS

    PYROTRONICS

    ILP-1

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, PHOTOELECTRIC, ILP SERIES, INTELLIGENT, 2 WIRE, PLUG-IN
    ✓ IN STOCK!
    Buy Surplus As Low As $241.59
    $241.59
    SIEMENS DI-4H

    SIEMENS

    PYROTRONICS

    DI-4H

    DISCONTINUED BY MANUFACTURER, SMOKE AUTOMATIC FIRE DETECTOR HEAD, 3.2-6.1 V
    ✓ IN STOCK!
    Buy Surplus As Low As $18.00
    $18.00
    SIEMENS ILI-1

    SIEMENS

    PYROTRONICS

    ILI-1

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, INTELLIGENT PHOTOELECTRIC, IONIZATION, CERBERUS, 0-300 FPM
    ✓ IN STOCK!
    Buy Surplus As Low As $1,000.00
    $1,000.00
    SIEMENS 500-688442

    SIEMENS

    PYROTRONICS

    500-688442

    FIRE ALARM AUDIBLE 115VAC 0.085A
    ✓ IN STOCK!
    Buy Surplus As Low As $264.86
    $264.86
    SIEMENS 8710

    SIEMENS

    FARADAY

    8710

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, PHOTOELECTRIC SENSOR, ADDRESSABLE, MPC-6000 AND MPC-7000/X1, INTELLIGENT, TWO WIRE ELECTRICAL HOOK UP
    ✓ IN STOCK!
    Buy Surplus As Low As $192.00
    $192.00
    SIEMENS DB-3S

    SIEMENS

    PYROTRONICS

    DB-3S

    STANDARD MOUNTING BASE, LOW PROFILE, FOR USE WITH SIEMENS' DI-3 SERIES IONIZATION SMOKE DETECTORS
    ✓ IN STOCK!
    $20.00 Buy Surplus As Low As $12.00
    $12.00
    SIEMENS DP-X3

    SIEMENS

    PYROTRONICS

    DP-X3

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, 1-3.6 V
    ✓ IN STOCK!
    Buy Surplus As Low As $90.00
    $90.00
    SIEMENS ID60P

    SIEMENS

    PYROTRONICS

    ID60P

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, 3.62V, 32-100 DEG F OPERATING TEMP.
    ✓ IN STOCK!
    Buy Surplus As Low As $485.00
    $485.00
    SIEMENS PEX3000

    SIEMENS

    PYROTRONICS

    PEX3000

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, 1.62-3.62 V, 32-100F
    ✓ IN STOCK!
    Buy Surplus As Low As $90.00
    $90.00
    SIEMENS FP-11

    SIEMENS

    PYROTRONICS

    FP-11

    DISCONTINUED BY MANUFACTURER, INTELLIGENT SMOKE DETECTOR, THERMAL FIREPRINT, ADDRESSABLE, SMOKE / HEAT, AUDIBLE
    ✓ IN STOCK!
    Buy Surplus As Low As $294.00
    $294.00
    SIEMENS DI-3H

    SIEMENS

    PYROTRONICS

    DI-3H

    IONIZATION SMOKE DETECTOR, AIR VELOCITY: 0-300FPM, ALTITUDE 3000-8000FT, SENSITIVITY 2.5-5.8V, OPERATING TEMP RANGE 32F- 100F
    ✓ IN STOCK!
    Buy Surplus As Low As $806.02 $729.00
    $806.02 $729.00
    SIEMENS DB-HR

    SIEMENS

    PYROTRONICS

    DB-HR

    DETECTOR BASE, RELAY, ADDRESSABLE, LOW PROFILE, SURFACE MOUNT, WHITE
    ✓ IN STOCK!
    $109.00 Buy Surplus As Low As $66.00
    $66.00
    SIEMENS HFPO-11

    SIEMENS

    PYROTRONICS

    HFPO-11

    DISCONTINUED BY MANUFACTURER, HFPO11, SMOKE DETECTOR, PHOTOELECTRIC, FIREPRINT, 2 WIRE, INTELLIGENT, PLUG-IN, FOR FS-250 PANEL ONLY
    ✓ IN STOCK!
    Buy Surplus As Low As $758.00
    $758.00
    SIEMENS DB-2W

    SIEMENS

    PYROTRONICS

    DB-2W

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR BASE
    ✓ IN STOCK!
    Buy Surplus As Low As $135.00
    $135.00
    SIEMENS 8812

    SIEMENS

    FARADAY

    8812

    SMOKE DETECTOR, THERMAL
    ✓ IN STOCK!
    $33.84 Buy Surplus As Low As $25.72
    $25.72
    SIEMENS ILI-1H

    SIEMENS

    PYROTRONICS

    ILI-1H

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, INTELLIGENT PHOTOELECTRIC, IONIZATION, CERBERUS, 0-300 FPM, 3000-8000 FT ALTITUDE
    ✓ IN STOCK!
    Buy Surplus As Low As $897.60
    $897.60
    SIEMENS ID-60IA

    SIEMENS

    PYROTRONICS

    ID-60IA

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, TEMP AND HUM RANGE 32F DEG, 0C, 100F
    ✓ IN STOCK!
    Buy Surplus As Low As $428.00
    $428.00
    SIEMENS OP921

    SIEMENS

    PYROTRONICS

    OP921

    SMOKE DETECTOR, PHOTOELECTRIC, WALL/CEILING MOUNT, ADDRESSABLE, 2 WIRE, PLUG-IN, REQUIRES BASE
    ✓ IN STOCK!
    $80.00 Buy Surplus As Low As $61.00
    $61.00
    SIEMENS 500-086501

    SIEMENS

    500-086501

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, FOR USE IN AIR DUCT, BLACK
    ✓ IN STOCK!
    Buy Surplus As Low As $2,216.16
    $2,216.16
    Repair Yours $1,452.17
    SIEMENS RSZ1-FSA

    SIEMENS

    RSZ1-FSA

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTION UNIT .21/.1AMP 115/230VAC 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $311.04
    $311.04
    Repair Yours $258.16
    SIEMENS PE-11

    SIEMENS

    PYROTRONICS

    PE-11

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, TWO-WIRE, PLUG-IN, WHITE,CONVENTIONAL, PHOTOELECTRIC
    ✓ IN STOCK!
    Buy Surplus As Low As $128.00
    $128.00
    SIEMENS S54320-F4-A2

    SIEMENS

    S54320-F4-A2

    OPTICAL SMOKE DETECTOR, OP921, 16-30VDC
    ✓ IN STOCK!
    $163.00 Buy Surplus As Low As $98.00
    $98.00
    SIEMENS DTF-136

    SIEMENS

    PYROTRONICS

    DTF-136

    FIRE/SMOKE DETECTOR THERMAL
    ✓ IN STOCK!
    $43.20 Buy Surplus As Low As $32.83
    $32.83
    SIEMENS 10683917

    SIEMENS

    ITE SIEMENS

    10683917

    SMOKE DETECTOR ASPIRATING 21-27VDC
    ✓ IN STOCK!
    $4,579.67 Buy Surplus As Low As $1,654.40
    $1,654.40
    Repair Yours $1,373.16
    SIEMENS OP320C

    SIEMENS

    LANDIS & GYR

    OP320C

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, 32VDC, 22W, LED INDICATOR
    ✓ IN STOCK!
    Buy Surplus As Low As $133.01
    $133.01
    SIEMENS VLM-000-SIE

    SIEMENS

    PYROTRONICS

    VLM-000-SIE

    ASPIRATING SMOKE DETECTOR, 24VDC, 2500SQ/FEET RANGE LASER DETECTION
    ✓ IN STOCK!
    $3,194.00 Buy Surplus As Low As $2,109.00
    $2,109.00
    Repair Yours $1,502.00
    SIEMENS DB-11

    SIEMENS

    PYROTRONICS

    DB-11

    MOUNTING BASE, PART NO.: 500-094151, DB SERIES, LOW-PROFILE, SURFACE-MOUNT, MOUNT ON A 4-INCH SQUARE, OCTAGON OR SINGLE-GANG ELECTRICAL BOX, COMPATIBLE WITH MODEL H/MODEL 121/SERIES 11 DETEC ...
    ✓ IN STOCK!
    $20.00 Buy Surplus As Low As $12.00
    $12.00
    SIEMENS DI-X3

    SIEMENS

    PYROTRONICS

    DI-X3

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, IONIZATION TYPE, W/ ALARM LED, ADJUSTABLE SENSITIVITY, TWIST/LOCK, OPTIONAL AUXILARY RELAY, SCREW CLAMP TERMINAL, 2 CHAMBER, 1.8-4.0 VOLT
    ✓ IN STOCK!
    Buy Surplus As Low As $46.00
    $46.00
    SIEMENS ILI-1A

    SIEMENS

    PYROTRONICS

    ILI-1A

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, INTELLIGENT PHOTOELECTRIC, IONIZATION, CERBERUS
    ✓ IN STOCK!
    Buy Surplus As Low As $900.00
    $900.00
    SIEMENS FPT-11

    SIEMENS

    PYROTRONICS

    FPT-11

    DISCONTINUED BY MANUFACTURER, FPT11, DETECTOR, INTELLIGENTTHERMAL, PLUG-IN, TWO-WIRE, 135 DEGREE-F, RATE-COMPENSATED PROTECTION
    ✓ IN STOCK!
    Buy Surplus As Low As $303.00
    $303.00
    SIEMENS 500-033380FA

    SIEMENS

    FARADAY

    500-033380FA

    THERMAL DETECTOR FIRE ALARM, 135 DEGREE F
    ✓ IN STOCK!
    $107.00 Buy Surplus As Low As $82.00
    $82.00
    SIEMENS 8705

    SIEMENS

    FARADAY

    8705

    DISCONTINUED BY MANUFACTURER, CONVENTIONAL ZONE MODULE, 24V DC, BEIGE
    ✓ IN STOCK!
    Buy Surplus As Low As $453.60
    $453.60
    Repair Yours $376.49
    SIEMENS PBR-1191

    SIEMENS

    PYROTRONICS

    PBR-1191

    CONVENTIONAL LINEAR BEAM SMOKE DETECTOR, RETROREFLECTING PRISM WITH LATERAL FACES, FORMED BY ISOSCELES ORTHOGONAL TRIANGLES, CONNECTS TO A 24V SUPPLY
    ✓ IN STOCK!
    $1,535.04 Buy Surplus As Low As $1,166.63
    $1,166.63
    SIEMENS SBGA-34

    SIEMENS

    PYROTRONICS

    SBGA-34

    AUDIBLE DETECTOR BASE WITH TEMP 4 FOR CO
    ✓ IN STOCK!
    $120.00 Buy Surplus As Low As $79.20
    $79.20
    SIEMENS 500-094151

    SIEMENS

    PYROTRONICS

    500-094151

    DETECTOR BASE, LOW PROFILE, SURFACE MOUNT, 15.5 X 15.5 X 2.3 CM
    ✓ IN STOCK!
    $24.00 Buy Surplus As Low As $19.00
    $19.00
    SIEMENS FDO221

    SIEMENS

    FURNAS ELECTRIC CO

    FDO221

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $140.40
    $140.40
    SIEMENS ADBI-60

    SIEMENS

    PYROTRONICS

    ADBI-60

    DISCONTINUED BY MANUFACTURER, AUDIBLE BASE, CERBERUS PYROTRONICS, SERIES 3, 5 VDC, SUGGESTED REPLACMENT ADBI-60A
    ✓ IN STOCK!
    Buy Surplus As Low As $76.00
    $76.00
    SIEMENS S54320-F6-A2

    SIEMENS

    S54320-F6-A2

    OPTICAL / THERMAL SMOKE DETECTOR, OH921, 16-30 VDC
    ✓ IN STOCK!
    $212.00 Buy Surplus As Low As $128.00
    $128.00
    SIEMENS ADBX-11

    SIEMENS

    PYROTRONICS

    ADBX-11

    DISCONTINUED BY MANUFACTURER, DETECTOR BASE, SOUNDER, CONVENTIONAL, 6IN DIAMETER, SURFACE MOUNT, WHITE, REPLACED BY ABHW-4S
    Buy Surplus As Low As $70.00
    $70.00
    SIEMENS RAL-1

    SIEMENS

    PYROTRONICS

    RAL-1

    DISCONTINUED BY MANUFACTURER, REMOTE ALARM RED LAMP, (500-613664), .01 AMP 220V, RED LENS
    Buy Surplus As Low As $23.00
    $23.00
    SIEMENS DB-11E

    SIEMENS

    PYROTRONICS

    DB-11E

    LOW-PROFILE SURFACE MOUNT BASE FOR DETECTOR, ASSEMBLY, 4.5 INCHES, COMPATIBLE STANDARD BASES FOR MODEL ’H’-SERIES “11” AND MODEL “121”-SERIES CONVENTIONAL DETECTORS, AS WELL AS THE MODEL ’H’ ...
    $8.26 Buy Surplus As Low As $4.95
    $4.95
    SIEMENS S54372-F4-A1

    SIEMENS

    S54372-F4-A1

    DISCONTINUED BY MANUFACTURER, OPTICAL SMOKE DETECTOR (COLLECTIVE), (OP110)
    Buy Surplus As Low As $31.00
    $31.00
    SIEMENS S54310-F2-A1

    SIEMENS

    S54310-F2-A1

    OH720 RIV. DI FUMO NEURALE MULTI
    $145.09 Buy Surplus As Low As $87.32
    $87.32
    SIEMENS S54310-F1-A1

    SIEMENS

    S54310-F1-A1

    OP720 RIV. DI FUMO AD AMPIO SPET
    $108.82 Buy Surplus As Low As $65.83
    $65.83
    SIEMENS A5Q00004905

    SIEMENS

    A5Q00004905

    FDLU291 DISPOSITIVO REGOLAZIONE
    $2,192.47 Buy Surplus As Low As $1,316.55
    $1,316.55
    SIEMENS IT2:ERRHS0712

    SIEMENS

    IT2:ERRHS0712

    RIVELATORE LINEARE DI FUMO ILIA
    $2,066.19 Buy Surplus As Low As $1,239.98
    $1,239.98
    SIEMENS IT2:ES25-I

    SIEMENS

    IT2:ES25-I

    RIVELATORE LINEARE DI FUMO ECO 2
    $1,121.76 Buy Surplus As Low As $673.06
    $673.06
    SIEMENS IT2:ES50

    SIEMENS

    IT2:ES50

    RIVELATORE LINEARE DI FUMO ECO 5
    $1,121.76 Buy Surplus As Low As $673.06
    $673.06
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