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Products

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