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Overview of Fastron's Range of Relays, Solid State Relays, and Contactors

Fastron Electronics' heavy hocus on switching technologies allows a one stop shop for Relays, Solid State Relays, Contactors and Solid State Contactors


Mechanical Relays


1 Pole 12 Amp SPDT 240VAC/30VDC, 24VDC and 240VAC Coil Voltages

240VAC Single Pole Relay
SPDT Relay 1 Pole 12 Amp
Single Pole Relay 24VDC

2 Pole, 2 x 10 Amp SPDT 240VAC/30VDC, 24VDC and 240VAC Coil Voltages

24VDC 2 Pole Relay
240VAC 2 Pole Relay and Socket 240VAC 2 Pole Relay 24VDC Pole Relay and Socket 2 Pole Relay and Socket

4 Pole, 4 x 5 Amp CO 240VAC/30VDC, 24VDC and 240VAC Coil Voltages

4 Pole Relay 4 Pole Relay and Scoket 4 Poel Relay Socket 4 Pole Relay

Latched versions available on request

Slimline Relays


Spring Terminal, 1 Pole 6 Amp SPDT 240VAC/30VDC, 12-24VAC/DC and 240VAC Coil Voltages

Sping Terminal Slim Relays
Slim Relay
Slim Socket Spring Terminal

Screw Terminal, 2 Pole, 2 x 10 Amp SPDT 240VAC/30VDC, 24VDC and 240VAC Coil Voltages

Screw Terminal Slim Relay and Socket
Slim Relay Slim Socket Only Screw Terminal

Latched versions available on request


Bistable Relay/Switch


1/2 Pole 25 or 32 Amp SPDT 240VAC/DC, 24VDC Coil Voltages

3 or 4 Pole Bistable Relay/Switch

3/4 Pole 32, 63, 80 Amp SPDT 440VAC/DC, 240VAC or 24VDC Coil Voltages

Bistable Relay 4 Pole

4 Pole, 4 x 32 Amp SPST, Modbus RS485 Controlled

RS485 Modbus Controlled Bistable Switch


Installation Contactors


2/4 Pole, Load Ranges 230VAC, 440VAC 25 to 63 Amp, Coil Voltages 230VAC or Universal 24VAC/DC

Installation Contactors

Din Rail Mount Contactors

Standard and Minature Types

3 Pole and 4 Pole, Various SPDT NO, NC Configurations

Ratings up to 1100 Amp Per Phase @ 690VAC

Coil Voltages 24VDC, 220/240VDC, 120VAC, 24VAC, 240VAC, 415VAC



     Main Contactor

    Aux Contact

    Thermal Overlad Relay

    3/4 Pole Miniature SPDT, 4 Amp to 15.5 Amp

    Minature Contactors
    Minature Contactor Aux Contacts
    Thermal Overload Relay Minature

    3/4 Pole 6 Amp to 38 Amp 

    Standard Contactors up to 38 Amp
    Aux Contacts for KNL Series
    Thermal Overload Relay Minature

    3/4 Pole 43 Amp to 110 Amp 

    Medium Sized Contactors 45 to 110 Amp NDL4 Aux Contacts for KNL Series
    Thermal Overload Relay

    3/4 Pole 95 Amp to 1100 Amp 

    Large Contactors 95 to 1100 Amp Aux Contacts for KNL Series
    Thermal Overload Relay up to 420 Amp

    Capacitor Duty Contactors

    12.5 to 75 Kvar @ 240/480/600VAC

    Power Factor Correction Contactors

    DC Contactors with up to IP67K Rating

    Panel Mount with Flying Leads or Terminals

    Voltage ratings of 100VDC, 800VDC, 1500VDC, up to 90kVDC

    Latched, and Normally Open versions available

    Aviation and Military Grade Models


      Minitactor 0-1200VDC, 50 to 80 Amp


      GX Series 12-800VDC, 150+ to 1000+ Amp

      Gigavac Group

      HX Series 0-1500VDC, 350+ to 1000+ Amp

      HX Series Group

      Milspec 12 - 100VDC, 150 to 1000 Amp

      Milsepc DC Contactors

      High Voltage G Series, 1.5 to 70kVDC, 3 to 30 Amp

      70KvDC ContactorHigh Voltage DC Contactor


      Solid State Relays

      AC and DC versions available

        Heatsink for SSR and Custom Heatsink available in store

        Standard 25 Amp to 125 Amp, 24-600VAC Load Sizes. Control Voltages 24VAC, 3-32VDC, 90-280VAC

        Crydom Standard Dual SSR

        Contactor Style, 25 to 350 Amp, 70-480VAC

        Fastron Contactor Style SSR Contactor Style Crydom SSR

        Din Rail Mount 5 Pin Relay, 3, 5 and 10 Amp, 24-280VAC

        5 Pin Relay Style SSR 5 Pin Socket for ED Series SSR

        Din Rail & Mount SIP Style, 0.5 to 25 Amp, 24-480VAC

        SIP Style SSR
        Power Fin SSR SIP Style

        Din Rail Mount SSR with Heatsink & Slim Style, 3 to 35 Amp, 24-660VAC

        Slim SSR Module SSR Din Rail Mount Standard

        Panel Mount HDC Series DC & Dual SSR's

        High Powered DC SSR Dual SSR

        Proportional SSR, Phase or Burst POT, or Analogue Inputs, 24-480VAC

        Proportional Phase and Bust Control SSR MCBC Burst Control Proportional SSR

        Solid State Contactors

        F100 Series, Load Ranges 48-660VAC, 90 Amp RMS. Control Voltages 24VAC, 3-32VDC, 90-280VAC

        F100 Series Solid State Contactors

        F105 Series, Load Ranges 48-480VAC, 350 Amp RMS. Control Voltages  3-32VDC, 90-280VAC (Contactor Style)

        F115 Series Solid State Contactor

        F130 Series, Load Ranges 48-480VAC, 90 Amp RMS Per Phase. Control Voltages 24VAC, 3-32VDC, 90-280VAC

        F130, 3 Phase Solid State Contactors

        F135 Series, Load Ranges 48-480VAC, 220 Amp RMS Per Phase. Control Voltages 3-32VDC, 90-280VAC (Contactor Style)

        F135, 3 Phase Solid State Contactors


        For further clarification please contact the freindly sales team at Fastron Electronics