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    Results 251-300 of 998.
    SIEMENS 284-03059

    SIEMENS

    SIEMENS INDUSTRY

    284-03059

    VALVE ASSY 2W NO, 1" 10CV LIN SS TRIM HI TEMP PKG FXF, 8" PNEU ACTUATOR W/ POS
    ✓ IN STOCK!
    $1,114.38 Buy New $1,114.38
    $668.63
    SIEMENS 544-577-60

    SIEMENS

    SIEMENS INDUSTRY

    544-577-60

    TEMPERATURE SENSOR, LIQUID IMMERSION, 6INCH
    ✓ IN STOCK!
    $112.10 Buy New $112.10
    $62.11
    SIEMENS QFM3160

    SIEMENS

    SIEMENS INDUSTRY

    QFM3160

    DUCT SENSOR, Q SERIES, HUMIDITY & TEMPERATURE, 0 TO 100% RH, 0 TO 50 / -35 TO 35 / -40 TO 70 DEG. C, 0-10 VDC / 0-5 VDC, 4-20 MA, 2% ACCURACY, 90-206 MM IMMERSION LENGTH, 80 X 88 X 39 (274) ...
    ✓ IN STOCK!
    $364.25 Buy New $364.25
    $218.55
    SIEMENS 832-0120

    SIEMENS

    SIEMENS INDUSTRY

    832-0120

    THERMOMETER, 832D SERIES, WALL MOUNTED, TYPE D, 60-85 F TEMP RANGE, CONCEALED ADJUSTMENT
    ✓ IN STOCK!
    $511.00 Buy New $511.00
    $288.04
    Repair Yours $300.00
    SIEMENS 656-833

    SIEMENS

    SIEMENS INDUSTRY

    656-833

    REPLACEMENT ACTUATOR WITH TRIM, 1/2" LINE SIZE, .5 CV
    ✓ IN STOCK!
    $230.00 Buy New $230.00
    $137.93
    SIEMENS 599-01138

    SIEMENS

    SIEMENS INDUSTRY

    599-01138

    MZ SERIES 3-WAY VALVE 3/4", 6.3 CV, LINEAR, BRASS TRIM, F×F, ANSI 250
    ✓ IN STOCK!
    $101.00 Buy New $101.00
    $64.02
    SIEMENS 141-0520

    SIEMENS

    SIEMENS INDUSTRY

    141-0520

    REMOTE BULB THERMOSTAT, 2-POSITION, SPDT SNAP ACTING SWITCH, GRAY BAKED ENAMEL CASING, TEMP RANGE 30 TO 110 F/-1 TO +43 C, ELECTRICAL RATINGS:, FULL LOAD 120 VAC/16 A; 240 VAC/8 A, LOCKED RO ...
    ✓ IN STOCK!
    $287.43 Buy New $287.43
    $172.46
    SIEMENS 259-02068

    SIEMENS

    SIEMENS INDUSTRY

    259-02068

    VALVE ASSY 3W 1/2" 2.5CV BRASS TRIM ELECT ACT NSR 3-POS
    ✓ IN STOCK!
    $237.85 Buy New $237.85
    $142.71
    SIEMENS 186-0019

    SIEMENS

    SIEMENS INDUSTRY

    186-0019

    DISCONTINUED BY MANUFACTURER, ROOM HYGROSTAT, REVERSE-ACTING, 30 PSI MAX PRESSURE, 20-90% RH CONTROL
    ✓ IN STOCK!
    $779.00 Buy New $779.00
    $350.05
    SIEMENS 184-117

    SIEMENS

    SIEMENS INDUSTRY

    184-117

    40 SCIM .007 GREEN OR AQUA RESTRICTOR. 1/4IN. RESTRICTOR BARBED/5PK REPLCS. R3710-2007
    ✓ IN STOCK!
    $31.62 Buy New $31.62
    $24.03
    SIEMENS QAA2280.EWSC

    SIEMENS

    SIEMENS INDUSTRY

    QAA2280.EWSC

    TEMPERATURE SENSOR, ROOM TEMPERATURE, ANALOG, 13-35 DEG C SETPOINT SETTING RANGE, 0-50 DEG C MEASURING RANGE
    ✓ IN STOCK!
    $86.00 Buy New $86.00
    $66.00
    SIEMENS 195-2000

    SIEMENS

    SIEMENS INDUSTRY

    195-2000

    RETROLINE 195 MULTIPLE INPUT REPLACEMENT RECEIVER-CONTROLLER
    ✓ IN STOCK!
    $636.00 Buy New $636.00
    $416.62
    SIEMENS 5WG1287-2DB13

    SIEMENS

    SIEMENS INDUSTRY

    5WG1287-2DB13

    UP 287/13 - PUSHBUTTON, QUADRUPLE, WITH STATUS LED, TITANIUM WHITE, DELTA STYLE
    ✓ IN STOCK!
    $267.00 Buy New $267.00
    $203.00
    SIEMENS 3RA2934-2B

    SIEMENS

    SIEMENS INDUSTRY

    3RA2934-2B

    MECHANICAL INTERLOCK, INTERLOCKING CAN BE MOUNTED ON THE SIDE FOR CONTACTORS S2/S3
    ✓ IN STOCK!
    $31.69 Buy New $31.69
    $13.00
    SIEMENS ASK71.1U

    SIEMENS

    SIEMENS INDUSTRY

    ASK71.1U

    FLOOR MOUNTING KIT. AIRSTEAM APPLICATIONS INCLDS:CRANKARMTEFLON SUPPORT BEARING RING AND MOUNTING FASTENERS
    ✓ IN STOCK!
    $87.07 Buy New $87.07
    $66.17
    Repair Yours $300.00
    SIEMENS QAA2280.FWSC

    SIEMENS

    SIEMENS INDUSTRY

    QAA2280.FWSC

    ROOM TEMPERATURE SENSOR, 55-95 DEGREES F, DIGITAL DISPLAY, RJ-CONNECTION TYPE, SETPOINT ADJUSTMENT, REPLACES 540-122
    ✓ IN STOCK!
    $217.00 Buy New $217.00
    $133.48
    SIEMENS 563-054

    SIEMENS

    SIEMENS INDUSTRY

    563-054

    WIRELESS RADIO TRANSCEIVER, FOR FLN DEVICES (ANTENNA NOT INCLUDED).
    ✓ IN STOCK!
    $345.42 Buy New $345.42
    $208.06
    Repair Yours $300.00
    SIEMENS 538-871

    SIEMENS

    SIEMENS INDUSTRY

    538-871

    DUCT POINT TEMP SENSOR, 4 INCH PROBE, FOR USE WITH TEC ONLY
    ✓ IN STOCK!
    $67.00 Buy New $67.00
    $25.92
    SIEMENS QAM2171.040

    SIEMENS

    SIEMENS INDUSTRY

    QAM2171.040

    DUCT TEMPERATURE SENSOR, WITH A 4 TO 20 MA OUTPUT INCH A PLASTIC HOUSING, THIS UNIT HAS A 16-INCH (40 CM) PROBE.
    ✓ IN STOCK!
    $161.00 Buy New $161.00
    $123.00
    SIEMENS AQF-3100

    SIEMENS

    SIEMENS INDUSTRY

    AQF-3100

    WEATHER SHIELD FOR QFA31XX SERIES HUMIDITY SENSORS (REQUIRED FOR OUTDOOR USE)
    ✓ IN STOCK!
    $425.36 Buy New $425.36
    $280.74
    SIEMENS 195-1000

    SIEMENS

    SIEMENS INDUSTRY

    195-1000

    INPUT RECEIVER-CONTROLLER, POWERS CONTROLS, POWERS RETROLINE, RANGE 3-15 PSI INPUT, RC195
    ✓ IN STOCK!
    $452.00 Buy New $452.00
    $330.72
    SIEMENS 192-842

    SIEMENS

    SIEMENS INDUSTRY

    192-842

    POWERS CONTROLS™, THERMOSTAT HARDWARE KIT, TH19X, COVER & BASE PLATE, WITH HARDWARE
    ✓ IN STOCK!
    $45.84 Buy New $45.84
    $27.50
    SIEMENS 291-05980

    SIEMENS

    SIEMENS INDUSTRY

    291-05980

    VALVE ASSY 2W NO 2-1/2IN. 63CV EQ PCT BRONZE TRIM FLANGED PROP EL-HYDRAUL ACT SR.
    ✓ IN STOCK!
    $2,718.16 Buy New $2,718.16
    $1,630.89
    SIEMENS 599-03167

    SIEMENS

    SIEMENS INDUSTRY

    599-03167

    FLOWRITE 1" 2-WAY VALVE, NO, 16 CV, EQUAL PERCENTAGE, BRASS TRIM, F×F, ANSI 250
    ✓ IN STOCK!
    $257.86 Buy New $257.86
    $195.98
    SIEMENS 147-2000

    SIEMENS

    SIEMENS INDUSTRY

    147-2000

    POSITIONING RELAY, PNEUMATIC POSITIVE, AIR,30 PSIG
    ✓ IN STOCK!
    $223.29 Buy New $223.29
    $133.97
    SIEMENS 599-01117

    SIEMENS

    SIEMENS INDUSTRY

    599-01117

    MZ SERIES 1/2" 2-WAY VALVE 0.63 CV, NO, MOD EQ PERCENT, BRASS, F×F, ANSI 250
    ✓ IN STOCK!
    $68.45 Buy New $68.45
    $52.02
    SIEMENS 333-572

    SIEMENS

    SIEMENS INDUSTRY

    333-572

    #6 DAMPER ACTUATOR STND ORANGE RUBBER DIAPHRAGM (5 PACK) REPLCS. 333-206
    ✓ IN STOCK!
    $377.00 Buy New $377.00
    $226.20
    SIEMENS 278-03078

    SIEMENS

    SIEMENS INDUSTRY

    278-03078

    VALVE ACTUATOR, 599 SERIES, HIGH-TEMP 8IN 10PSI, PIPE SIZE: 1.25 INCH, CONNECTION TYPE: THREADED, MAX CLOSE-OFF PRESSURE: 93 PSI, TWO-WAY, 10 PSI SPAN
    ✓ IN STOCK!
    $838.00 Buy New $838.00
    $539.89
    SIEMENS QAM1030.008P50

    SIEMENS

    SIEMENS INDUSTRY

    QAM1030.008P50

    DUCT TEMP SENSOR NTC 10K OHM TYPE 2 3IN. PROBE. COMMISSIONING ONLY 1=PACK OF 50.
    ✓ IN STOCK!
    $269.70 Buy New $269.70
    $202.28
    SIEMENS 544-342-16

    SIEMENS

    SIEMENS INDUSTRY

    544-342-16

    PROBE SENSOR, FLEXIBLE PROBE, DUCT TEMPERATURE SENSOR, -40 TO 180 DEG F, 1000 OHM, AVERAGING TYPE, 16' FLEXIBLE PROBE LENGTH
    ✓ IN STOCK!
    $150.47 Buy New $150.47
    $76.35
    SIEMENS 134-1084

    SIEMENS

    SIEMENS INDUSTRY

    134-1084

    ROOM TEMP THERMOSTAT, ELECTRIC LINE VOLTAGE, CONCEALED/EXPOSED, HEAT AND COOL
    ✓ IN STOCK!
    $298.33 Buy New $298.33
    $226.73
    Repair Yours $300.00
    SIEMENS QFA3000.WU

    SIEMENS

    SIEMENS INDUSTRY

    QFA3000.WU

    DISCONTINUED BY MANUFACTURER, ROOM RELATIVE HUMIDITY SENSOR, WITH 2 PERCENT HUMIDITY SENSING ACCURACY AND 0 TO 10 VOLT DC SIGNAL OUTPUT, WHITE PLASTIC HOUSING WITHOUT LCD DISPLAY HAS A SIEME ...
    ✓ IN STOCK!
    Buy Surplus As Low As $676.96
    $676.96
    Repair Yours $484.51
    SIEMENS 141-0518

    SIEMENS

    SIEMENS INDUSTRY

    141-0518

    DIFFERENTIAL STATIC AIRFLOW SWITCH, 1 TO 12 INCH WC SETPOINT RANGE, 12 INCH +- 1.5 INCH WC SETPOINT ACCURACY, 0.6 TO 1.5 INCH WC SWITCHING DIFFERENTIAL, SPDT / AUTO RESET SWITCHING ACTION
    ✓ IN STOCK!
    $112.82 Buy New $112.82
    $85.74
    SIEMENS 599-01010

    SIEMENS

    SIEMENS INDUSTRY

    599-01010

    VALVE ACTUATOR, PNEUMATIC, 12-INCH, 5 PSI SPAN, 3/4 INCH STROKE, 1/4-INCH NPT
    ✓ IN STOCK!
    $1,399.95 Buy New $1,399.95
    $839.97
    SIEMENS 599-01061

    SIEMENS

    SIEMENS INDUSTRY

    599-01061

    8IN. DIAPHRAGM RED HI-TEMP FOR VALVE ACTUATOR REPLCS. 672-365
    ✓ IN STOCK!
    $75.55 Buy New $75.55
    $47.94
    SIEMENS 599-01110

    SIEMENS

    SIEMENS INDUSTRY

    599-01110

    MZ SERIES 1/2" 2-WAY VALVE 2.5CV, NC, MOD EQ PERCENT, BRASS TRIM, F×F, ANSI 250
    ✓ IN STOCK!
    $68.45 Buy New $68.45
    $45.18
    SIEMENS 540-680FB

    SIEMENS

    SIEMENS INDUSTRY

    540-680FB

    WHITE ELECTRONIC SENSOR REPLACES(540-672FB) ALSO GOOD SUB FOR QAA2280.FWNC BUT DIFFERENT COVER
    ✓ IN STOCK!
    $690.00 Buy New $690.00
    $395.12
    SIEMENS GCA166.1P

    SIEMENS

    SIEMENS INDUSTRY

    GCA166.1P

    ACTUATOR, SR 24VDC/AC, 160IN/LB, MEDIUM PLATINUM
    ✓ IN STOCK!
    $517.00 Buy New $517.00
    $393.00
    Repair Yours $247.15
    SIEMENS GCA166.1U

    SIEMENS

    SIEMENS INDUSTRY

    GCA166.1U

    OPENAIR GCA SERIES ELECTRIC DAMPER ACTUATOR, ROTARY, SPRING RETURN, 160 LB-IN, 24 VAC/DC, 0 TO 10 VDC CONTROL, 90 SEC RUN TIME, DUAL AUXILIARY SWITCHES, 50/60 HZ
    ✓ IN STOCK!
    $523.01 Buy New $523.01
    $313.80
    Repair Yours $300.00
    SIEMENS 134-1511

    SIEMENS

    SIEMENS INDUSTRY

    134-1511

    STAT 35/45F MANUAL RESET SPDT LOW TEMP ELECTRIC TEMP DETECTOR STAT WITH 20FT CAPILLARY. REPLCS. L480G1044
    ✓ IN STOCK!
    $281.52 Buy New $281.52
    $213.96
    Repair Yours $300.00
    SIEMENS 599-01081

    SIEMENS

    SIEMENS INDUSTRY

    599-01081

    PNEUMATIC ACTUATOR, 4 INCH, 3-8 PSI, FLOWRITE
    ✓ IN STOCK!
    $127.41 Buy New $127.41
    $76.45
    Repair Yours $300.00
    SIEMENS 255-01139

    SIEMENS

    SIEMENS INDUSTRY

    255-01139

    MZ SERIES 3W VALVE ASY, ANSI 250, WATER, LINEAR, 1" FXF, 10 CV, ELECT/MECH
    ✓ IN STOCK!
    $334.00 Buy New $334.00
    $201.00
    SIEMENS 331-2856

    SIEMENS

    SIEMENS INDUSTRY

    331-2856

    DAMPER ACTUATOR, NO.6, PIVOT MOUNTING STYLE, 8-13 PSI NORMAL SPRING RANGE, 55-90 KPA, 4-INCH STROKE, 30 PSI MAXIMUM AIR PRESSURE, -20 TO 160F OPERATING TEMPERATURE, WITH CLEVIS, PIVOT MOUNT
    ✓ IN STOCK!
    $439.37 Buy New $439.37
    $263.62
    SIEMENS 599-10048

    SIEMENS

    SIEMENS INDUSTRY

    599-10048

    STEM RETAINER KIT, HARDWARE,10 MM
    ✓ IN STOCK!
    $29.00 Buy New $29.00
    $18.40
    SIEMENS 268-03165

    SIEMENS

    SIEMENS INDUSTRY

    268-03165

    VALVE,1/2 IN, 2 WAY VALVE W/ 4 IN PNEUMATIC ACTUATOR, 3-8 PSI, BRASS TRIM
    ✓ IN STOCK!
    $307.63 Buy New $307.63
    $203.00
    SIEMENS SKD82.50U

    SIEMENS

    SIEMENS INDUSTRY

    SKD82.50U

    ACTUATOR ELEC/HYD 24VAC 3POS NON-SPRING RETURN REPLCS. SAX81.03U
    ✓ IN STOCK!
    $769.00 Buy New $769.00
    $417.53
    Repair Yours $300.00
    SIEMENS GBB161.1P

    SIEMENS

    SIEMENS INDUSTRY

    GBB161.1P

    DAMPER ACTUATOR, 221 LB-IN, NON-SPRING RETURN, 0-10 VDC CONTROL, PLENUM RATED, 24 VDC
    ✓ IN STOCK!
    $351.26 Buy New $351.26
    $210.76
    Repair Yours $300.00
    SIEMENS QAA22SS.EWSN

    SIEMENS

    SIEMENS INDUSTRY

    QAA22SS.EWSN

    ROOM TEMPERATURE SENSOR, 0-10V / 4-20MA OUTPUTS. REPLCS. 536-752A
    ✓ IN STOCK!
    $123.73 Buy New $123.73
    $74.24
    Repair Yours $300.00
    SIEMENS SAX61.03U

    SIEMENS

    SIEMENS INDUSTRY

    SAX61.03U

    VALVE ACTUATOR, OPERATING VOLTAGE AC/DC 24V, CONTROL SIGNAL DC 0-10 V, STROKE 20 MM, POS FORCE 800 N, POSITION FEEDBACK, OVERRIDE CONTROL, CHANGEOVER OF CHARACTERISTIC CURVE, REPLACES SQX62U
    ✓ IN STOCK!
    $461.00 Buy New $461.00
    $257.87
    Repair Yours $300.00
    SIEMENS 192-200

    SIEMENS

    SIEMENS INDUSTRY

    192-200

    POWERS CONTROLS™, ROOM THERMOSTAT, SINGLE SETPOINT 45/85F 1 PIPE DIRECT ACTING
    ✓ IN STOCK!
    $161.55 Buy New $161.55
    $122.78
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