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    Over Temperature Protection

    Over Voltage Protection

    Thermal Fuse& MOV(TFMOV) Metal Oxide Varistors(MOV) SPD Modules Surge Protection Device

    Over Current Protection

    Controlled Fuse link

    New Products

    Integrated 3pcs 25mm TFMOV inside, suitable for PCB design, customized circuit are available.

    Model
    Maximum
    Continuous
    Voltage 
    Peak Current
    (8/20μs)
    Voltage
    Protection
    Level 
    Rated
    Current
    Response
    Time
    Ingress
    Protection 
    Level   
    AC(V)
    DC(V)
    In
    Imax
    Up
    Ip
    Ir
    (ns)
     
    (KA)
    (KA )
    (V)
    (KA)
    (A)
     
    One-port
    without
     GDT
    SM25S820P3NPA
    50
    65
    8
    16
    330
    8
    -
    <25
    IP65
    SM25S121P3NPA
    75
    100
    8
    16
    400
    8
    -
    <25
    IP65
    SM25S241P3NPA
    150
    200
    10
    25
    600
    10
    -
    <25
    IP65
    SM25S431P3NPA
    275
    350
    10
    25
    1000
    10
    -
    <25
    IP65
    SM25S511P3NPA
    320
    415
    10
    25
    1200
    10
    -
    <25
    IP65
    SM25S621P3NPA
    385
    505
    10
    25
    1500
    10
    -
    <25
    IP65
    SM25S751P3NPA
    460
    515
    10
    25
    1800
    10
    -
    <25
    IP65
    SM25S102P3NPA
    625
    825
    10
    25
    3000
    10
    -
    <25
    IP65
    One-port
     with
    GDT
    SM25S820P3GPA
    50
    65
    8
    16
    330
    8
    -
    <100
    IP65
    SM25S121P3GPA
    75
    100
    8
    16
    400
    8
    -
    <100
    IP65
    SM25S241P3GPA
    150
    200
    10
    25
    600
    10
    -
    <100
    IP65
    SM25S431P3GPA
    275
    350
    10
    25
    1000
    10
    -
    <100
    IP65
    SM25S511P3GPA
    320
    415
    10
    25
    1200
    10
    -
    <100
    IP65
    SM25S621P3GPA
    385
    505
    10
    25
    1500
    10
    -
    <100
    IP65
    Two-port
    without
    GDT
    SM25S820P3NPC
    50
    65
    8
    16
    330
    8
    16
    <25
    IP65
    SM25S121P3NPC
    75
    100
    8
    16
    400
    8
    16
    <25
    IP65
    SM25S241P3NPC
    150
    200
    10
    25
    600
    10
    16
    <25
    IP65
    SM25S431P3NPC
    275
    350
    10
    25
    1000
    10
    16
    <25
    IP65
    SM25S511P3NPC
    320
    415
    10
    25
    1200
    10
    16
    <25
    IP65
    SM25S621P3NPC
    385
    505
    10
    25
    1500
    10
    16
    <25
    IP65
    SM25S751P3NPC
    460
    515
    10
    25
    1800
    10
    16
    <25
    IP65
    SM25S102P3NPC
    625
    825
    10
    25
    3000
    10
    16
    <25
    IP65
    Two-port
     with
    GDT
    SM25S820P3GPC
    50
    65
    8
    16
    330
    8
    16
    <100
    IP65
    SM25S121P3GPC
    75
    100
    8
    16
    400
    8
    16
    <100
    IP65
    SM25S241P3GPC
    150
    200
    10
    25
    600
    10
    16
    <100
    IP65
    SM25S431P3GPC
    275
    350
    10
    25
    1000
    10
    16
    <100
    IP65
    SM25S511P3GPC
    320
    415
    10
    25
    1200
    10
    16
    <100
    IP65
    SM25S621P3GPC
    385
    505
    10
    25
    1500
    10
    16
    <100
    IP65