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  1. Alcoswitch - FRL-201 - SAFETY SWITCH Manual restart after power failure

    Alcoswitch - FRL-201 - SAFETY SWITCH Manual restart after power failure

    $9.94

    SAFETY SWITCH Compact ON / OFF PushButton Switch and a relay automatically trips OUT if power supply stops / fails. MUST MANUALLY RESTART - Ideal where immediate restart after power failure is hazardous. 115VAC 5Amp 3-wire P/BUTTON ISOL TRANSF-RELAY / SWITCH 0.88 x 1.3 x 1.8" behind panel Learn More
  2. STRUTHERS & DUNN - 219ABA118 - Relay, 28VDC 6-Pole-10A 12-pin

    STRUTHERS & DUNN - 219ABA118 - Relay, 28VDC 6-Pole-10A 12-pin

    $29.94

    Relay, control. Input: 24-28VDC. Contacts: 4PDT plus 1-NO and 1-NC. Contact Ratings: 10A Gold diffused silver cadmium oxide contacts. Coil Voltage: 24-28VDC. Coil Resistance: 240 ohms. Connections: 12-pin plug-in. Mech Mtg: socket, clear plastic case. Alt P/N 6615661-A2. Weight: 0.5 lbs. Note: The empty cases sell for $23.00+ from Newark. Learn More
  3. SIGMA - 6HX4C-200-GD-SIL - RFE Hermetically Sealed Latching?

    SIGMA - 6HX4C-200-GD-SIL - RFE Hermetically Sealed Latching?

    $42.25

    Two-Coil Hermetically Sealed Sensitive Relay - RFE 15-oz 16-slightly soldered terminals - 3.75" x 1.75"x 2.25"H - Used but good condition -=- Mighty expensive in the '60's coldwar Learn More
  4. Western Electric - WE327F - Reed Relay Dual coil SPST-NO

    Western Electric - WE327F - Reed Relay Dual coil SPST-NO

    $4.78

    RELAY Dual-Coil pc-mount SHIELDED - Telephone use SPST-NO 6-PIN 1.3oz1.9" x 0.64" x 0.6" high - metal - appears to have two coils 600-OHM & 80-OHM Learn More
  5. Johnson Controls - 108-4/110V - Relay, DC. 110VDC Coil.

    Johnson Controls - 108-4/110V - Relay, DC. 110VDC Coil.

    $44.99

    Relay, DC. Midtex, 156-14F100 4PDT 110VDC relay inside octal housing. Special relay manufactured for The University Of Alaska. Labeled: Graphic/Alarmlite 108-4/110VDC. Mount: 8 Octal plug-in. Color: black. More info: http://facilities.alaska.edu/uaf/fsinfo/0record/FS248-/FS413-FS413-12-MECH-Johnson-GraphicAnnunc-1984-FS413-BLU-MECH-011-00-1984.pdf Learn More
  6. Potter & Brumfield - GM11A-120 - 120VAC DPDT-3A Impulse / Sequencing RELAYS

    Potter & Brumfield - GM11A-120 - 120VAC DPDT-3A Impulse / Sequencing RELAYS

    $34.50

    120VAC 1.6W Ratchet-operated impulse / sequencing LATCHING DPDT-3A SingleCoil 50/60HZ NEW DPDT- 3A OPEN FRAME RELAYS Repetition Rate: 10pulses/sec 420-ohms 75mA 50%duty cycle 5min ON, 5min OFF Learn More
  7. MACROMATIC - SS60528 - Relay, time delay. Programmable TDR 24VDC.

    MACROMATIC - SS60528 - Relay, time delay. Programmable TDR 24VDC.

    $44.88

    Relay, time delay. Contactor: 240VAC 10A. Coil: 24VDC. Connection: Octal. Electrical conf: DPDT. Body: 1.75 x 2.4 x 3.6" above socket. Weight: 5 oz. Time delay: 0.1 sec - 2 hrs. 16-Ranges via four top-mounted DIP switches. Min/max Control pot on top. Upon application of the control voltage (24) the relay contacts transfer for the preset time, then switch back. Input voltage must be removed and reapplied to reset the time delay . Learn More
  8. Magnecraft/S&D - B255XBAP-115/125D - 125VDC Latching Relay - new

    Magnecraft/S&D - B255XBAP-115/125D - 125VDC Latching Relay - new

    $97.50

    125VDC Mechanical Latching Relays - Four 10Amp-Contacts: 2-A 1-B 1-C Two Coils - Beautifully Enclosed 12-pin-PLUG-IN - large NEW UL CSAuse with S-D socket 27390 - made in U.S.A. Learn More
  9. Allied Controls - POYHX-11 - 3PDT 24VDC Hermetically sealed relays

    Allied Controls - POYHX-11 - 3PDT 24VDC Hermetically sealed relays

    $34.50

    3PDT-25A? Very heavy solder terminals - 740-Ohm 24VDC coil, (pulls in at about 16V) Older stock Hermetically sealed bright silver can - Look to be explosion proof & bullet resistant Double marked C-775491-1 P52 1.8"x2.6"x3.1"tall Plug large lugs. Learn More
  10. Automatic Electric - 1PW54131A1 - ROTARY TELEPHONE Relay 48VDC

    Automatic Electric - 1PW54131A1 - ROTARY TELEPHONE Relay 48VDC

    $359.95

    Type 44 Switch - In Original Styrofoam boxs - 116 Ohms = Probably 48VDC 4-deck appear to be 12-position ? , all gold-plated contact area - Learn More
  11. Allied Controls - PBHX2 - 24VDC 4PDT-15A Hermetically Sealed

    Allied Controls - PBHX2 - 24VDC 4PDT-15A Hermetically Sealed

    $133.88

    14-pin Solder-hooks thru glass = Hermetically-sealed 4-threaded stud mount 1.5"Square x 2.75"High 300-ohm coil 7OZ Learn More
  12. CP CLARE - A-47628 - 120VDC 18Kohm Octal Shielded Plate Relay

    CP CLARE - A-47628 - 120VDC 18Kohm Octal Shielded Plate Relay

    $12.95

    DPDT Bifurcated precious metal contacts - Coil: 18,000 ohms [57,000 turns #44 FMX] New (old stock) Relays Steel Enclosed with 8-pin Octal Plug and metal frame mounting bracket - pulls in around 60VDC ~ probably 110-120VDC coil Learn More
  13. WELCH - H20V22GR700P - 18-32VDC DPDT Coaxial 1/2-crystal can Relay

    WELCH - H20V22GR700P - 18-32VDC DPDT Coaxial 1/2-crystal can Relay

    $9.98

    18-32VDC DPDT 1/2-crystal can Miniature Coax Relay 700-OhmHermetically Sealed - Presoldered with 6- teflon coaxial leads 7" long0.42 x 0.8" x 1.27"L with terminations Learn More
  14. RELCOMM/LUCENT - RMM-SR001 - Relay, coax. Coil: 24VDC.

    RELCOMM/LUCENT - RMM-SR001 - Relay, coax. Coil: 24VDC.

    $45.00

    Relay, coax. Contactor: RF. Coil: 24VDC. Connection: Coaxial cables. Electrical conf: SP4T. Latching with TTL. For RF applications. Alt P/N: CC407255991. Complete with specification sheet. Learn More
  15. Magnecraft/S&D - 788XBXCM4L-120VAC - Relay, 120VAC DPDT-12A and Press-to-Test

    Magnecraft/S&D - 788XBXCM4L-120VAC - Relay, 120VAC DPDT-12A and Press-to-Test

    $7.39

    Relay, 120VAC. Contacts: DPDT-12A and Press-to-Test. With Indicating LED. Mech: Plug-in. Learn More
  16. Cutler-Hammer - 6042H114 - Contactor. 3PDT 400Hz.

    Cutler-Hammer - 6042H114 - Contactor. 3PDT 400Hz.

    $244.95

    Relay, Special. Input: 115VAC-400Hz. Contacts: 3PDT. Contact Ratings: 25Amp 28VDC/115-200VAC. Coil Voltage: 115VAC-400Hz. Connections: 16 screw terminals with nuts. Packaging: Hermetically Sealed, blue enamel. Size: 6"L x 3.3"W x 2.85"H. Weight: 3 lbs. Note: 5945-007104553, SKS13742. Continuous duty. Class B. Learn More
  17. U.S.R.C. - 95-281 - 115VAC DPDT-10A Herm-sealed Relay

    U.S.R.C. - 95-281 - 115VAC DPDT-10A Herm-sealed Relay

    $88.79

    Hermetically sealed metal can DPDT-10Amp at 115VAC/29VDC 115VAC 1350-ohm coil 8-pin Round Connector ( Not Octal ) plug-in And Screw down lock - 1.4 x 1.5 x 3"H Unused but been around since the Cold War, weigh 0.37 poundsU.S.Relay Company Learn More
  18. RBM CONTROLS - 91252-1667 - 115VAC SPST-3A 3-terminal 1/12HP Motor start

    RBM CONTROLS - 91252-1667 - 115VAC SPST-3A 3-terminal 1/12HP Motor start

    $1.95

    115VAC SPST-3AMP 3-screw terminals 1/12HP Motor start relays 60CY. This relay is specifically intended to connect a starting capacitor to a split phase motor starting winding until the current drawn by the run winding drops below the current threshold of a typical 1/12 HP AC motor (120 VAC). As the motor approaches operating speed, the current drawn by the run winding drops less than an amp. Learn More
  19. Western Electric - AM1 - Relay, telephone. 10-Poles Double-throw

    Western Electric - AM1 - Relay, telephone. 10-Poles Double-throw

    $12.50

    10-pole Double-throw Western Electric telephone relays. Two 1300-ohm coils, one for each set of 5 precious metal bifurcated contacts. Absolutely beautiful construction, W.E. did such nice work in the 50's and '60's . . . may be a small bit of rust that would not effect operation. Learn More
  20. ELECTRONIC CORP AMER - NO. 8-591 - SS LOW LEAK RELAY 0-30MA, 0-120V, AC OR DC
  21. Potter & Brumfield - CSJ38-71010 - AC Voltage Sensor.

    Potter & Brumfield - CSJ38-71010 - AC Voltage Sensor.

    $62.50

    AC Voltage Sensor. Fixed Pickup-105V. Adjustable dropout 90-130VAC DPDT-10A. Used. Learn More
  22. Teledyne Tecnologies Inc - 61A-20B2-11Z - SSR 400Hz 20A 280VAC Control: 3-8VDC

    Teledyne Tecnologies Inc - 61A-20B2-11Z - SSR 400Hz 20A 280VAC Control: 3-8VDC

    $37.48

    Relay, solid state. Control: 3-8VDC. Load: 20A 90-280VAC 400Hz Learn More
  23. Teledyne Tecnologies Inc - 61A-20B2-11Z - SSR 400Hz 20A 90-280VAC

    Teledyne Tecnologies Inc - 61A-20B2-11Z - SSR 400Hz 20A 90-280VAC

    $37.48

    Relay, solid state. Control: 90-280VAC Load: 20A 280VAC 400Hz Learn More
  24. T-BAR - 907-48C48FS - 48VDC 4PDT Latching relay

    T-BAR - 907-48C48FS - 48VDC 4PDT Latching relay

    $99.50

    48vdc 48PDT Magnetic latching -TwoCoil 115-Ohms Enclosed Precious metal contacts - NEW Pulse to latch, pulse in opposite polarity to unlatch. Learn More
  25. T-BAR - 907-36C48FS - 48VDC 36PDT LATCHING RELAY

    T-BAR - 907-36C48FS - 48VDC 36PDT LATCHING RELAY

    $94.50

    48VDC 36PDT Magnetic latching relays. Enclosed Precious metal contacts - New Pulse to latch, pulse in opposite polarity to unlatch. Learn More
  26. MIDLAND ROSS/MIDTEX - W21ACPXD-5 - Relay, flash transfer. DPDT 120VAC 30Amp.

    MIDLAND ROSS/MIDTEX - W21ACPXD-5 - Relay, flash transfer. DPDT 120VAC 30Amp.

    $45.00

    Relay, flash transfer. Input: 120VAC. Contacts: DPDT. Contact Ratings: 30A. Connections: Cinch-Jones plug on bottom. Packaging: transparent plastic case. Size: 2.84"L x 1.75" x 2.25". Note: 21 series. Socket available P/N 8-715. Learn More
  27. RS COMPONENTS - 346-609 - Liquid Level Sensing Relay - Top Adjust New

    RS COMPONENTS - 346-609 - Liquid Level Sensing Relay - Top Adjust New

    $135.00

    Single or Two point differential sensing device housed in a 48 x 48 DIN case with 11-pin Octal-type plug. Operating Resistance adjustable from 2Kohm-ON / 5K-OFF, to 20K-ON / 50K-OFF Variable Sensitivity Level Controller for Conductive Liquids - Dual voltage sensing relay Supply Voltage: 110V or 240VAC a.c. (+10% 50/60 Hz) Power Consumption 4VA OUTPUT: SPDT-5Amp relay contacts. Operating Temp: -100C to +600C Boxed and Unused with spec's. Learn More
  28. TRIMPOT - 3101J-000-2001B - Relay, special. Coil: 33.4VDC 2000 Ohm.

    TRIMPOT - 3101J-000-2001B - Relay, special. Coil: 33.4VDC 2000 Ohm.

    $138.79

    Relay, special. Contacts: 1A. Coil: 33.4VDC 2000 Ohm. Connection: 8 solder hooks. Electrical conf: DPDT. Mech: 4 mounting tabs. Body: 19.6mm long including 8 solder hooks, 10mm wide and 5.5mm. Weight: 0.1 oz. Hermetically sealed MicroMechanical. Bourns. Learn More
  29. SIGMA - 80298 - Relay, control, DC. Contacts: 1VDC.

    SIGMA - 80298 - Relay, control, DC. Contacts: 1VDC.

    $39.00

    Relay, control, DC. Contacts: SPDT. Contact Ratings: 1VDC, Pulls in about 0.2VDC. Coil Resistance: 3.5 Ohm. Packaging: Hermetically sealed. Size: 1.5" x 1.5" x 3" tall. Note: PAT#2425092. Learn More
  30. Automatic Electric - 280R66K - Relay, telephone. Special purpose, very sensitive.

    Automatic Electric - 280R66K - Relay, telephone. Special purpose, very sensitive.

    $24.99

    Relay, telephone. Special purpose, very sensitive. Enclosed. 4-7/8" long x 1-11/16" wide x 1-1/2" high. Note: Inside marked 280 R, 66K. Learn More
  31. Teledyne Tecnologies Inc - A15LH1840 - 23.4-37VDC HERM SEAL RELAY

    Teledyne Tecnologies Inc - A15LH1840 - 23.4-37VDC HERM SEAL RELAY

    $34.50

    Postage Stamp - plug-in relay 1,840-ohm coil DPDT-2A23.4-37VDC Hermetically sealed 28VDC Learn More
  32. DATAPROBE - K-AB-V35 - RELAY CONTROLLED A - B SWITCH

    DATAPROBE - K-AB-V35 - RELAY CONTROLLED A - B SWITCH

    $0.00

    Out of stock

    RELAY CONTROLLED A - B SWITCH. 1-PIECE OF PLASTIC BROKE OFF OF BACK PANEL, BUT DOES NOT EFFECT OPERATION OF DEVICE. Learn More
  33. Siemens - V23162-B0421-F104 - DPDT Hermeticall Sealed Relay

    Siemens - V23162-B0421-F104 - DPDT Hermeticall Sealed Relay

    $48.89

    Pulled from socket of exotic electronic test equipment. 16-pins and one threaded stud. 29.3mm x 18.2mm x 36.2mm tall. Solder terminals or plug into 16-pin socket. Single 700-Ohm coil. Sealed silver can. Learn More
  34. Western Electric - 316M - Relay, telephone.

    Western Electric - 316M - Relay, telephone.

    $25.00

    Relay, telephone. Package: can 1.7" square x 3.9" high, including 11 contacts and handle. Note: Marked "Under High Pressure - Do Not Open". Boxes are marked 100993799 316M 6-74 571. New older stock. Learn More
  35. CALEX - 585 - MilliVoltsensor VOLTSENSOR

    CALEX - 585 - MilliVoltsensor VOLTSENSOR

    Regular Price: $95.00

    Special Price $94.50

    VOLTSENSOR / Bistable trip with one adjustable setpoint / Voltage sensitive relay driver / solid state meter relay substitute - Precision DC voltage comparator - gold module with one set point - Output to 80% of supply voltage, up to 50mA, - trip point range +/-0.5VDC Stability <20uV/degC - Input Z >10Megohms - hysteresis <100uV - Sensitivity & Repeatability <50uV - Power Required +/-12 to +/-25VDC Learn More
  36. CALEX - 525-02 - VOLTSENSOR Voltage sensitive relay driver

    CALEX - 525-02 - VOLTSENSOR Voltage sensitive relay driver

    $59.95

    obsolete VOLTSENSOR / Bistable trip with adjustable setpoint / Voltage sensitive relay driver / solid state meter relay subsitute - Precision DC voltage comparator - gold module with set point - outputs - output level to 80% of supply, to 50mA - trip point range 95% of supply voltage <1mV/decC - Input Z 100Kohms - VOLT SENSOR 1-525-2 9-gold pins on bottom of 1.5" square module Learn More
  37. E-H Research - 162-24 - Relay, coaxial. 1P 16 Position.

    E-H Research - 162-24 - Relay, coaxial. 1P 16 Position.

    $49.94

    Relay, coaxial. 1P 16 Position. Female BNC (17) and one DB25 male connector. Shielded case. Mount: Panel, 4 holes with 4.4" centers. Dimensions: mount flange 3.632" square. Unit overall 2.5" high. Learn More
  38. KUHNKE - 130-2-01-2-10 - RELAY 110VAC PLUG-IN 11pin

    KUHNKE - 130-2-01-2-10 - RELAY 110VAC PLUG-IN 11pin

    $47.50

    11pin Plug-In RELAY Adjustable "0-10" somethings from top DPDT green body and red led - cute Learn More
  39. Semiconductor Technology Inc - 6B-2A2 - RELAY-OVER/UNDER Volt SENSOR

    Semiconductor Technology Inc - 6B-2A2 - RELAY-OVER/UNDER Volt SENSOR

    $49.98

    RELAY OVER-UNDERVOLTAGE SENSOR 3-Phase 105 TO 125V 60Hz Learn More
  40. Bosch - 3334485045 - Relay base/housing only.

    Bosch - 3334485045 - Relay base/housing only.

    $3.99

    Relay base/housing only. For Automotive 5 Pin/5 Way Micro Relay. Material: plastic, black. P/N: 3 334 485 045 (75290). Learn More
  41. T-BAR - 907-24C-48FS - 48VDC 24PDT LATCHING RELAY

    T-BAR - 907-24C-48FS - 48VDC 24PDT LATCHING RELAY

    $94.50

    48VDC 24PDT magnetic latching relays. Two Coils 115-ohms each - NEWEnclosed Precious metal contacts - NEW Pulse to latch, pulse in opposite polarity to unlatch. Learn More
  42. STRUTHERS & DUNN - A311XBXP-240VAC - 240VAC LATCHING DPDT NEW

    STRUTHERS & DUNN - A311XBXP-240VAC - 240VAC LATCHING DPDT NEW

    $89.00

    240VAC LATCHING DPDT NEW 12-PIN PLASTIC ENCLOSED RELAY Learn More
  43. UNENCO - 215 - Power/Switch Pack

    UNENCO - 215 - Power/Switch Pack

    $29.50

    277VAC 10Amp BALLAST - "Remote Low Voltage SPST Switching Device" 2500-Watts Appliance Control - about 3" x 1.5" x 1.75" with buncha wires - New Learn More
  44. GUARDIAN - 200-120A A490-357016-00 - Coil assembly only

    GUARDIAN - 200-120A A490-357016-00 - Coil assembly only

    $19.50

    COIL ASS'Y - Series 200 Relay Interchangeable AC or DC Coil Assembly 725-OHM New in Mfg's box Learn More
  45. E.DOLD & SOHNE KG - AI937 - ADJUSTABLE 45-110Hz RELAY

    E.DOLD & SOHNE KG - AI937 - ADJUSTABLE 45-110Hz RELAY

    $12.50

    ADJUSTABLE 45-110Hz RELAY INPUT:110VAC 50/60Hz Learn More
  46. WILKERSON INSTRUMENT CO - MM4300 - Transmitter, DC Isolated, 0-10VDC-to-4-20mA

    WILKERSON INSTRUMENT CO - MM4300 - Transmitter, DC Isolated, 0-10VDC-to-4-20mA

    $245.00

    Transmitter, DC Isolated, 0-10VDC input to 4-20mA Output. AC Supply: 115VAC, Pug-in Octal (8) pins. Plastic Enclosure. Learn More
  47. General Electric - 12HGA11A54F - Relay, special. Coil: 48VDC.

    General Electric - 12HGA11A54F - Relay, special. Coil: 48VDC.

    $88.77

    Relay, special. Coil: 48VDC. Electrical conf: DPDT. Mech: Panel mount. Body: 6.25 x 3 x 5.5"H. Bakelite case with glass window. Alt P/N: GEH-1793 Bulletin GEF-2623. Learn More
  48. Automatic Electric - PW145115 CAHC - Automatic Electric - PW145115 CAHC - Relay, stepper switch. Coil: 24VDC 1A.

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