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American Zettler AZSR & AZEV Series Relays for Automotive Applications

Reliable switching solutions for high-power automotive systems. American Zettler’s AZSR & AZEV relays offer precision, durability, and safety for EV charging, energy storage, and high-voltage control applications.

  • High Switching Capacity: AZSR250 handles up to 50A, while AZEV400 delivers 80A per contact pair—perfect for demanding EV and automotive applications.
  • Automotive-Grade Durability: Both series are rated for extended electrical life with reinforced insulation and contact reliability under high-load conditions.
  • EV-Ready Performance: AZEV400 is designed for IEC 61851 Mode 3 and SAE J1772 Level 2 charging—ideal for AC EVSE and onboard charging systems.
  • Safety First: Wide contact gaps (≥1.85mm AZSR, ≥4.0mm AZEV) and dielectric strength up to 5kVrms ensure dependable isolation and reduced arc risk.
  • Space-Efficient & Robust: Compact form factors with sealed enclosures, PBT housings, and THT terminals—ready for tough automotive environments.
  • Built-in Monitoring Options: AZEV400 features an integrated SPST-NC monitor contact for real-time status diagnostics in safety-critical EV circuits.
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14 Products

    AZSR143-1AE-12D
    Data Sheet
    AZSR143-1AE-12D American Zettler
    AZSR143 Series 50A SPST -40°~+85°C 12VSC Miniature Power Relay
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    In Stock: 245
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    10
    $4.61
    50
    $4.13
    250
    $3.81
    500
    $3.66
    1,000
    $3.54
    AZSR190T-1AE-12D
    AZSR190T-1AE-12D American Zettler
    100 AMP MINIATURE POWER RELAY
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    In Stock: 900
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    5
    $13.24
    25
    $12.02
    50
    $11.11
    150
    $10.62
    300
    $10.20
    AZSR250-2AE-12D
    Data Sheet
    AZSR250-2AE-12D American Zettler
    Power Relay 12VDC 50A DPST-NO(40mm 25mm 49.2mm) THT
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    In Stock: 420
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    5
    $15.02
    25
    $13.64
    50
    $12.83
    100
    $12.05
    300
    $11.77
    AZSR250-2AE-24D
    Data Sheet
    AZSR250-2AE-24D American Zettler
    Power Relay - DPST-NO (2 Form A) - 24VDC Coil - 55A Contact - 440VAC / 150VDC Switching - 13850VA / 1500W Load Sw ...
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    In Stock: 1518
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    5
    $17.20
    25
    $15.61
    50
    $14.69
    100
    $13.79
    300
    $13.47