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Browse Relays and Sequencers

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Showing 619 items within 22 product groups See all items from other sellers
  • RIB® Power Relays 20-30 Amps

    See all 77 items in product family.
    RIB® Power Relays Are Ideal For Higher Amp Commercial Or Industrial Energy Management Applications.

    RIB® Power Relays are solidly engineered and manufactured for long lasting durability and dependability. Relay, LED indicator, socket, mounting rail, transient protection and housing are packaged in one unit to save installer the time, trouble and expense of buying separate components and assembling them on the job or at the shop. Wide selection of Enclosed, T Style and Track Mount type higher power 20 and 30 amp units are available with various configurations of 12V and 24V AC/DC and 120V, 120-277V, 208-277V and 480V AC coil voltages and SPDT, SPST, DPDT, DPDT and 3PST contacts. Override Switch included on some models.

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  • RIB® Current Sensor Relays

    See all 80 items in product family.
    RIB® Current Sensor Relays Are Ideal For A Variety Of Electric Motor Installations And Repairs.

    RIB® Current Sensor Relays are made of high quality materials for long lasting durability and dependability. Variety of types and styles available to meet job requirements. Units control and sense up to 20 amp loads without use of external current ring to greatly reduce installation time. Models available with fixed, or adjustable current sensing trigger points, or with voltage out. UL Listed. Variety of types available to meet job requirements. Number of relays is 1. Thresholds are Adjustable, Analog and Fixed. Amps, voltages, contact types and dimensions vary per type. Quantity is 1. 1 Year Warranty.

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  • Packard® SPDT & SPST Fan Relays

    See all 15 items in product family.
    Packard® SPDT & SPST Fan Relays Are Ideal For Switching Solenoids, Fan Motors And Other Applications.

    Fan relays feature color coded leads and low voltage terminal board. FLA/LRA measures 12/60 at 125V and 8/48 at 250V. Includes 1/4" quick-connect terminals. 18 Resistive Amps. Available coil voltages are 24 VAC, 120 VAC and 240 VAC.

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  • RIB® Pilot Relays 10-15 Amps

    See all 92 items in product family.
    RIB® Pilot Relays Are Ideal For A Wide Variety Of Commercial Or Industrial Energy Management Applications.

    RIB® Pilot Relays are solidly engineered and manufactured for long lasting durability and dependability. Relay, LED indicator, socket, mounting rail, transient protection and housing are packaged in one unit to save installer the time, trouble and expense of buying separate components and assembling them on the job or at the shop. Wide selection of Enclosed, T Style and Track Mount type 10 and 15 amp units are available with various configurations of 10-30V and 24V AC/DC and 120V, 120-277V and 208-277V AC coil voltages and SPDT, SPST, DPDT and DPDT contacts. Override Switch included on some models.

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  • Relays

    See all 32 items in product family.
    Honeywell Relays Are Constructed For High Reliability.

    Available in a wide variety of models and switching configurations to suit many applications. R4222, R8222, R4228 and R8228 are ideal for use in refrigeration and air-conditioning equipment, appliances and vending machines. ST82 is a time delay relay for use in compressor-run air conditioning and heat pump systems. R4225 and R8225 Models are fully-enclosed line and low-voltage fan relays. R841, R8229, R8246 are electric heating relays for use in resistive electric heating appliances. RA89A, RA832A, R845A, RA889 and R8845U switching relays can be used for a variety of switching applications to provide control of line or low voltage devices by a low voltage controller. R856 provides 24 volt control of line voltage motors, fans, blowers or pumps up to 1 HP. R8146 is a heating relay that isolates a self-generating millivolt (Powerpile) heating control system from the low voltage cooling control system.

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  • Packard® Switching Relays

    See all 6 items in product family.
    Packard® Switching Relays Are Ideal For Use With Heat Pumps, Vending Machines, Fans, Heating And Air Conditioning.

    Packard switching relays feature DPDT switches (Double Pull, Double Throw). Coil voltages are 24, 110/120 and 208/240. Power terminals. Relays replace Mars 90340 and RBM 90-340 parts.

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  • Packard® Fan Control Centers

    See all 5 items in product family.
    Packard® Fan Control Centers Are Ideal For Controlling Blower Motors And Auxiliary Circuits In Heating Or Cooling Equipment.

    Fan control centers feature a low voltage terminal board. Color coded leads for primary connection. All fan control centers have a secondary voltage of 24V with a Terminal Board Connection. UL 40 VA transformer.

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  • Packard® Potential Relays

    See all 9 items in product family.
    Packard® Potential Relays Are Ideal For Use With Start Capacitor Motors.

    Potential relays feature continuous duty and Class B insulation. Available with continuous coil voltage ranging from 170 up to 495. Operating temperature range for all relays are 40°F to 130°F. All relays feature Inrush VA of 10 and Nom. VA of 5.

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  • ACI Thermal Overload Relays

    See all 32 items in product family.
    ACI Thermal Overload Relays Are Ideal For Commercial And Industrial Electrical Contractors And Applications.

    ACI Thermal Overload Relays are solidly made for long lasting durability and reliability. Ambient compensated -20°: To +60° C. Differential single phasing protection for 3 phase operation. Adjustable bi-metallic elements - no heaters. Precise factory calibrated and tested. 1NO and 1NC electrically isolated alarm contacts. Manual or automatic reset (field changeable). 3 Pole Overload Relay For 3 Phase applications, 2 Pole Overload Relay for 1 Phase applications. UL Class 10 operation. "Reset" and "Stop" buttons are Large and easy to operate. "Trip" Indicator shows status of overload. Available in 2 or 3 Pole in 61mm and 70mm Depth and 0.24 - 0.40 to 9.0 - 12.5Inductive Amps.

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  • RIB® Dry Contact Input Relays

    See all 17 items in product family.
    RIB® Dry Contact Input Relays Can Be Activated By A Variety Of Dry Contacts Applications.

    RIB® Dry Contact Input Relays are made of high quality materials for long lasting durability and dependability. Variety of types and styles available to meet job requirements. Offers all advantages of standard RIB line plus can be activated by wide range of dry-contacts such as thermostats, switches, other relays, solid-state switches. Provides low-voltage (Class 2) power needed to activate relay (self-powered) - just close dry-contact input. Power to energize relay can be brought to relay on separate pair of wires along with control output of controller, or can be local power source near relay. Relay contacts isolated from input power and dry contact input. Can be wired to switch any other power-load or low-voltage load (see specifications for contact ratings). UL Component Recognized, UL916, C-UL, CE, RoHS. Types are Dry Contact Input Relay, Dry Contact Input Relay w/Override, Dry Contact Input Relay w/Red Housing and NEMA 4/4X Dry Contact Input Relay. Amps are 10 and 20. Voltages are 120VAC, 120-277VAC and 208-277VAC. Contact types are DPDT, SPDT, SPST and SPST-N/C. Dimensions vary per type. Quantity is 1. 1 Year Warranty.

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  • Supco Time Delays

    See all 2 items in product family.
    Supco Time Delay - 19 to 250 VAC/VDC

    • Three styles available: Delay on Make, Delay on Break & By - Pass
    • Fixed or adjustable delay ranges
    • Initiate timer in 70 milliseconds
    • Broad input voltage range (Pilot Circuit)
    • 19 to 250 VAC/VDC, 50/60 Hz
    • Maximum load 1.0 amp, 10 amp inrush
    • Varying models work with or without anticipator type thermostats
    • Terminal or wire connections available
    • Operating Temperature Range 0°F to 160° F (-18°C to 71°C)
    • Compact Size 2" x 2" x .075" (5.08 x 5.08 x 1.9 cm)
    • Non positional single hole mounting
    • All parameters are subject to change as per special requirements
    • By - pass a control or device during start up
    • Helps to reduce power surges in multiple compressor applications
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  • ACI Industrial Control Relays

    See all 42 items in product family.
    ACI Industrial Control Relays Are Designed For Multiple Heavy Duty Use For Increased Reliability.

    ACI Industrial Control Relays feature force-guided contacts that prevent relays from changing state should a contact weld for added safety. RM06 and RN09 Series are available in both AC and DC voltage coils for increased versatility. Supports open and closed contact configurations. 16 amp and 24 amp rated.

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  • General Purpose Power Relays

    See all 13 items in product family.
    General Purpose Power Relays Are Ideal For Lighting, Industrial Controls And More.

    General Purpose Power Relays are available in a variety of styles. Choose from voltages ranging from 24V up to 240V. Available forms are DPDT, DPST-NO, SPDT and SPST-NO-DM. Dust Cover/Encloser sold separately.

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  • Packard® Direct Replacement Relay For ICP

    See all 1 items in product family.
    Packard® Direct Replacement Relay For ICP Is Ideal For Use In ICP Air Handlers.

    Direct replacement relays are ideal electric heater relays for use with AMF (K, H) xxCxx heaters in ICP air handlers. 22V DC coil with continuous coil voltage of 395. Pick-Up Minimum is 215V, Pick-Up Maximum is 225V. Drop out Maximum is 120V. Relay replaces ICP 11001922 and ICP 1084529.

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  • RIB® Latching Relays

    See all 8 items in product family.
    RIB® Latching Relays Are Ideal For A Variety Of Electrical Applications.

    RIB® Latching Relays are made of high quality materials for long lasting durability and dependability. Variety of types and styles available to meet job requirements. Latching Series comes prepackaged in NEMA 1 plastic enclosure with a 1/2 inch mounting nipple, LED indicator and pre-wired for money-saving, quick and easy installation. Relays activated by pulse commands from controller or momentary switch closure. Relay contacts mechanically latched in closed position and load remains on in event of control panel failure period. If power is completely lost, contacts remain in last state and load will activate upon return of normal power or emergency power. UL Listed. Types are Enclosed Latching Relay, Enclosed Latching Relay w/Aux Contact and Enclosed Latching Relay w/Switch/Aux Contact. Voltages are 12VAC/DC and 24VAC/DC. Contact types are SPDT and SPST. Dimensions vary per type. Quantity is 1. 1 Year Warranty.

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  • ACI Solid State & Industrial Relays

    See all 108 items in product family.
    ACI Solid State And Industrial Relays Are Designed For Various Industrial, Commercial and HVAC/R Applications Where Safety Is A Concern.

    ACI Solid State And Industrial Relays are interchangeable with most common brands of electromechanical relays for increased versatility and ease of use. Types available: DPDT, 4PDT, SPDT, 3PDT, 1NO-DM/DB and 1NO+1NC,DM / DB. 95-99 Series. Carton quantity: 50.

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  • RIB® Low Input/Optoisolated Relays

    See all 18 items in product family.
    RIB® Low Input/Optoisolated Relays Provides Ample Power To Controllers.

    RIB® Low Input/Optoisolated Relays are made of high quality materials for long lasting durability and dependability. Variety of types and styles available to meet job requirements. Optoisolated series of relays used when controller does not have sufficient coil drive power available to energize relay of desired contact rating. Power to energize relay can be brought to relay on separate pair of wires along with control output of controller. Can also be local power source near relay. UL Listed. Types are Enclosed Relay, Enclosed Relay w/Override, Panel Relay and Panel Relay w/Override. Amps are 10 and 20. Contact types are DPDT, DPST, SPDT and SPST. Voltages and dimensions vary per type. Quantity is 1. 1 Year Warranty.

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  • RIB® AC Accessories

    See all 5 items in product family.
    RIB® Manual Override Switch And I/O Expanders Are Ideal For Various Energy Management Applications.

    RIB® Manual Override Switch And I/O Expanders are solidly engineered and manufactured for long lasting durability and dependability. Manual Analog Override Switch w/Monitor provides manual override if controller does not support override capability. Allows for manual adjustments to end device remotely instead of at control panel. Sends override status back to controller via feedback. Multi-range analog output. 24V AC/DC. Panel I/O Expanders are ideal for staging loads such as chillers, pumps, actuators or multi-stage heating. 15 amp, 24V AC/DC, 0-5V DC units are available in with 2, 3 or 4 relays.

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  • Zippswitch Safety Relay

    See all 4 items in product family.
    Safety Relays Are Ideal For Industrial Personnel And Machinery Safety Applications.

    Safety Relays are made for long lasting durability and dependability. Redundant and self-monitoring units ensure that any fault in safety-critical components of industrial machines will be detected and will be rendered inoperative until the fault is corrected. Can be configured by the user for manual and automatic reset function. Works as interface module between the Safety Sensor and the machine controls. A Safety Sensor can be a Safety Mat, Safety Edge, Safety Bumper, Ribbon Switch or most 4 wire Safety Sensors. Relay allows the Safety Sensor to run on small voltage and current values while allowing the output to control high voltages and currents of the machine controls. Available in various 85 to 240 VAC or 24 VDC input units.

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  • RIB® Network Compatible Relays

    See all 35 items in product family.
    RIB® Network Compatible Relays Are Ideal For Applications Requiring Multiple Control Points.

    RIB® Network Compatible Relays are made of high quality materials for long lasting durability and dependability. Variety of types and styles available to meet job requirements. RIB® BACnet, LonWorks, and Ethernet Network Compatible Devices can be hard wired and used instead of more expensive multi-output controllers when few more control points are needed and large controllers are too much for job. Also used when control points are widely spread throughout job site. Devices prepackaged to save installer time, trouble and expense of buying separate components and assembling on job sit. Functional devices also offers WiFi, Zigbee, AIC, and EnOcean WIRELESS Network Compatible Devices also for use singly as (LCS) load control switch or part of larger network. UL Listed. Variety of types available to meet job requirements. Amps are 20, 21 and 22. Contact types are SPDT, SPST, SPST-N/C and SPST-N/O. Voltages and dimensions vary per type. Quantity is 1. 1 Year Warranty.

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  • RIB® Polarized Relays

    See all 16 items in product family.
    RIB® Polarized Relays Are Ideal For A Wide Variety Of Commercial Or Industrial Energy Management Applications.

    RIB® Polarized Relays are solidly engineered and manufactured for long lasting durability and dependability. Polarized Series relays have a polarized coil and are designed for operation in systems that require supervision from controllers and utilize end-of-line resistors. The "FA" in the model name stands for Fire Alarm. Relay, LED indicator, socket, mounting rail, transient protection and housing are packaged in one unit to save installer the time, trouble and expense of buying separate components and assembling them on the job or at the shop. Can also be operated from A/C voltage (non-polarized) if desired. Enclosed, T Style and Track Mount type 10, 15 and 20 amp units are available with 12V and 24V AC/DC coil voltages and SPDT, SPST and DPDT contacts. Override Switch included on some models.

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  • Packard® Relay Overloads

    See all 2 items in product family.
    Packard® Relay Overloads Are Ideal For Replacing Relay And Overload Combinations.

    Relay overloads are available for 1/8 through 1/3 HP compressors. 50/60 Hertz. 115 volts.

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