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    37 Results.
    SIEMENS QRA55.C27

    SIEMENS

    LANDIS & GYR

    QRA55.C27

    DISCONTINUED BY MANUFACTURER, FLAME DETECTOR, UV SENSOR, 2.5 VA, 220-240 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $1,200.00
    $1,200.00
    Repair Yours $996.00
    SIEMENS QRA53.E17

    SIEMENS

    LANDIS & GYR

    QRA53.E17

    UV FLAME DETECTOR, CONTINUOUS OPERATION, NORMAL SENSITIVITY, 110 VAC, 125 MM
    ✓ IN STOCK!
    $2,595.00 Buy Surplus As Low As $1,557.00
    $1,557.00
    Repair Yours $1,293.00
    SIEMENS QRA73.A17

    SIEMENS

    QRA73.A17

    UV FLAME DETECTOR, 125 MM DETECTOR TUBE LENGTH, NORMAL SENSITIVITY, 120 VAC, 3.4 VA, 110 V, 50/60 HZ
    ✓ IN STOCK!
    $2,595.00 Buy Surplus As Low As $1,500.00
    $1,500.00
    Repair Yours $1,050.00
    SIEMENS QRA4.U

    SIEMENS

    QRA4.U

    UV FLAME DETECTOR, NORMAL SENSITIVITY, 230V
    ✓ IN STOCK!
    $330.00 Buy Surplus As Low As $198.00
    $198.00
    SIEMENS QRI2A2.B180B

    SIEMENS

    QRI2A2.B180B

    FLAME DETECTOR, INFRARED, 180CM CABLE, STRIPPED+FERRULES, FRONT
    ✓ IN STOCK!
    $1,289.00 Buy Surplus As Low As $774.00
    $774.00
    Repair Yours $643.00
    SIEMENS QRI2B2.B180B

    SIEMENS

    QRI2B2.B180B

    FLAME DETECTOR, INFRARED, LATERAL ILLUMINATION, BLACK, WITH 1.8 M CABLE LENGTH
    ✓ IN STOCK!
    $846.00 Buy Surplus As Low As $643.00
    $643.00
    Repair Yours $422.00
    SIEMENS QRA10.C

    SIEMENS

    LANDIS & GYR

    QRA10.C

    UV FLAME DETECTOR, NORMAL SENSITIVITY, DIE-CAST ALUMINIUM HOUSING
    ✓ IN STOCK!
    $751.68 Buy Surplus As Low As $451.01
    $451.01
    Repair Yours $374.34
    SIEMENS QRB4A-B070B70A

    SIEMENS

    QRB4A-B070B70A

    FLAME SENSOR W/70CM CABLE,PLUG
    ✓ IN STOCK!
    $301.50 Buy Surplus As Low As $180.90
    $180.90
    SIEMENS LAE10-110V

    SIEMENS

    LAE10-110V

    FLAME DETECTOR RELAY OIL, 110V 50/60H
    $1,026.00 Buy Surplus As Low As $616.00
    $616.00
    Repair Yours $512.00
    SIEMENS QRA10M.C

    SIEMENS

    LANDIS & GYR

    QRA10M.C

    UV FLAME DETECTOR, HIGH SENSITIVITY, DIE-CAST-ALUMINIUM
    $1,021.00 Buy Surplus As Low As $613.00
    $613.00
    Repair Yours $509.00
    SIEMENS QRA2M(1)

    SIEMENS

    QRA2M(1)

    UV DETECTOR, WITH FLANGE, HIGH SENSITIVY, TERMINAL COVER, 4.1 X 6.55 X 1.2
    $654.00 Buy Surplus As Low As $393.00
    $393.00
    Repair Yours $317.00
    SIEMENS QRB1A-A035B40A1

    SIEMENS

    QRB1A-A035B40A1

    35MM FLAMESENSORSMALLFLANGE
    $144.00 Buy Surplus As Low As $86.00
    $86.00
    SIEMENS QRB1A-A070B70A1

    SIEMENS

    QRB1A-A070B70A1

    DISCONTINUED BY MANUFACTURER, PHOTORESISTIVE FLAME DETECTOR, NORMAL SENSITIVITY, HOUSING 50MM, CABLE 70CM, STRIPPED 70MM, DIRECT REPLACEMENT QRB4A-B070B70A
    Buy Surplus As Low As $114.00
    $114.00
    SIEMENS QRB3(1)

    SIEMENS

    QRB3(1)

    FLAME DECT PROTECTION TUBE
    $431.00 Buy Surplus As Low As $259.00
    $259.00
    Repair Yours $215.00
    SIEMENS QRA55.E27

    SIEMENS

    QRA55.E27

    UV FLAME DETECTOR, CONTINUOUS OPERATION, NORMAL SENSITIVITY, 69 MM, AC230 V
    $3,636.00 Buy Surplus As Low As $2,182.00
    $2,182.00
    Repair Yours $1,490.00
    SIEMENS QRB1B-A033B40B

    SIEMENS

    QRB1B-A033B40B

    PHOTO SENSOR
    $220.00 Buy Surplus As Low As $132.00
    $132.00
    Repair Yours $200.00
    SIEMENS S54430-F71-A1

    SIEMENS

    PYROTRONICS

    S54430-F71-A1

    IR FLAME DETECTOR WO1 75C M25 SS FM
    $3,321.00 Buy Surplus As Low As $1,993.00
    $1,993.00
    Repair Yours $1,655.00
    SIEMENS QRA51M

    SIEMENS

    QRA51M

    FLAME SENSOR, UV FLAME DETECTOR, FOR MOUNTING ON BURNER
    $5,252.00 Buy Surplus As Low As $3,152.00
    $3,152.00
    Repair Yours $2,617.00
    SIEMENS QRA75.A17

    SIEMENS

    QRA75.A17

    UV FLAME DETECTOR, NORMAL SENSITIVITY, DETECTOR TUBE LENGTH 69MM, AC120V
    $1,932.00 Buy Surplus As Low As $1,160.00
    $1,160.00
    Repair Yours $935.00
    SIEMENS QRI2B2.B180B1

    SIEMENS

    QRI2B2.B180B1

    INFRARED FLAME DETECTOR, LATERAL, CABLE 180CM, STRIPPED+FERRULES+FLANGE+CLAMP,FLAME DETECTOR (SIDE VIEWING)
    $1,314.00 Buy Surplus As Low As $760.00
    $760.00
    Repair Yours $610.00
    SIEMENS QRA4M.U

    SIEMENS

    QRA4M.U

    UV SCANNER, FLAME DETECTOR, HIGH SENSITIVITY UV DETECTOR WITH NPSM THREADED CONNECTIONS
    $470.00 Buy Surplus As Low As $283.00
    $283.00
    Repair Yours $228.00
    SIEMENS QRB1B-A048B70B

    SIEMENS

    QRB1B-A048B70B

    SCANNER, FLAME, HIGH SENS W/50
    $146.00 Buy Surplus As Low As $88.00
    $88.00
    Repair Yours $200.00
    SIEMENS QRB3

    SIEMENS

    QRB3

    FLAME DETECTOR PROTECTION
    $403.00 Buy Surplus As Low As $242.00
    $242.00
    Repair Yours $201.00
    SIEMENS QRB3S

    SIEMENS

    QRB3S

    HIGH SENSITIVITY SENSOR
    $364.00 Buy Surplus As Low As $219.00
    $219.00
    Repair Yours $200.00
    SIEMENS QRB3S(1)

    SIEMENS

    QRB3S(1)

    HI SENSITIVITY SENSOR W/CLAMP
    $403.00 Buy Surplus As Low As $242.00
    $242.00
    Repair Yours $201.00
    SIEMENS QRA73.A27

    SIEMENS

    QRA73.A27

    UV FLAME DETECTOR AC230V
    $2,925.00 Buy Surplus As Low As $1,755.00
    $1,755.00
    Repair Yours $1,457.00
    SIEMENS LFE10-110V

    SIEMENS

    LFE10-110V

    DISCONTINUED BY MANUFACTURER, FLAME SAFEGUARD DETECTOR, 110 VAC, 50-60 HZ, 4 VA
    Buy Surplus As Low As $606.00
    $606.00
    SIEMENS QRA50M

    SIEMENS

    QRA50M

    DISCONTINUED BY MANUFACTURER, FLAME DETECTOR, ULTRA VIOLET SENSOR, SELF CHECKING, IP54
    Buy Surplus As Low As $6,253.00
    $6,253.00
    Repair Yours $5,190.00
    SIEMENS QRA53.C17

    SIEMENS

    QRA53.C17

    DISCONTINUED BY MANUFACTURER, FLAME DETECTOR, UV DETECTION, 100-110VAC (50/60HZ), 125MM DETECTOR TUBE, NORMAL SENSITIVITY, CONTINUOUS OPERATION, 6-PIN CONNECTOR, REPLACED BY QRA53.E17
    Buy Surplus As Low As $2,172.00
    $2,172.00
    Repair Yours $1,803.00
    SIEMENS QRA53.D27

    SIEMENS

    LANDIS & GYR

    QRA53.D27

    UV SENSOR 220-240VAC 50-60HZ 2.5VA
    $2,076.00 Buy Surplus As Low As $1,246.00
    $1,246.00
    Repair Yours $1,034.00
    SIEMENS QRB1A-A050B70A2

    SIEMENS

    QRB1A-A050B70A2

    PHOTORESISTIVE FLAME DETECTOR, NORMAL, HOUSING 50MM, CABLE 50CM, STRIPPED 70MM
    $201.00 Buy Surplus As Low As $122.00
    $122.00
    Repair Yours $200.00
    SIEMENS QRA53.G17

    SIEMENS

    QRA53.G17

    UV FLAME DETECTOR, CONTINUOUS OPERATION, HIGH SENSITIVITY, 125 MM, 110 VAC
    $4,452.00 Buy Surplus As Low As $2,672.00
    $2,672.00
    Repair Yours $1,871.00
    SIEMENS QRA53.G27

    SIEMENS

    QRA53.G27

    SENSOR, NEMA 4UV, LGK16, 220V, 70MM
    $4,058.00 Buy Surplus As Low As $2,435.00
    $2,435.00
    Repair Yours $2,022.00
    SIEMENS QRA55.E17

    SIEMENS

    QRA55.E17

    UV FLAME DETECTOR, CONTINUOUS OPERATION, NORMAL SENSITIVITY, 69 MM, 110 VAC, (BPZ:QRA55.E17)
    $3,697.00 Buy Surplus As Low As $2,219.00
    $2,219.00
    Repair Yours $1,842.00
    SIEMENS QRB1A-B080B70A

    SIEMENS

    QRB1A-B080B70A

    DISCONTINUED BY MANUFACTURER, PHOTORESISTIVE FLAME DETECTOR, NORMAL, 65 MM CASTING LENGTH, 0.8M CABLE LENGTH, (C31131Z)
    Buy Surplus As Low As $120.00
    $120.00
    Repair Yours $200.00
    SIEMENS QRA4.UEC

    SIEMENS

    QRA4.UEC

    UV FLAME DETECTOR
    $428.00 Buy Surplus As Low As $214.00
    $214.00
    SIEMENS QRB1A-A035B40A

    SIEMENS

    QRB1A-A035B40A

    FLAME SENSOR
    $192.00 Buy Surplus As Low As $116.00
    $116.00
    Repair Yours $200.00
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