STPT12-12K150V-1P 83120100 120 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV No SP12-12K150V -
STPT12-12K150V-1PM 83120101 120 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV Yes SP12-12K150V -
STPT12-12K275V-1P 83120102 230 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV No SP12-12K275V -
STPT12-12K275V-1PM 83120103 230 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV Yes SP12-12K275V -
STPT12-12K320V-1P 83120104 277 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV No SP12-12K320V -
STPT12-12K320V-1PM 83120105 277 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV Yes SP12-12K320V -
STPT12-12K440V-1P 83120106 400 VAC 440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV No SP12-12K440V -
STPT12-12K440V-1PM 83120107 400 VAC 440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV Yes SP12-12K440V -
N-PE (N)
STPT12-25K-N 83120108 Neutral 255 V 25 kA 50 kA 25 kA ≤ 1 5 kV No - SP12-25K-N
STPT12-50K-N 83120110 Neutral 255 V 50 kA 50 kA 50 kA ≤ 1 5 kV No - SP12-50K-N
STPT12-12K275V-1PM
 
SURGE PROTECTION DEVICES
EP MERSEN COM 264
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Surge-Trap® Pluggable STPT12 Series - 12 5kA
DIN-RAIL IEC TYPE 1+2 / CLASS I+II
2 Poles
 
 
 
  Un Uc Iimp (10/350) Imax
(8/20)
In
(8/20) Up   Remote
Cartridge No
L-N N-PE
TT (1Ph+N)
STPT12-12K150V-2PG 83120112 120 VAC 150 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 kV (L-N)
≤ 1 5 kV (N-PE) No SP12-12K150V SP12-25K-N
STPT12-12K150V-2PGM 83120113 120 VAC 150 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP12-12K150V SP12-25K-N
STPT12-12K275V-2PG 83120114 230 VAC 275 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 3 kV (L-N)
≤ 1 5 kV (N-PE) No SP12-12K275V SP12-25K-N
STPT12-12K275V-2PGM 83120115 230 VAC 275 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 3 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP12-12K275V SP12-25K-N
STPT12-12K320V-2PG 83120116 277 VAC 320 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 4 kV (L-N)
≤ 1 5 kV (N-PE) No SP12-12K320V SP12-25K-N
STPT12-12K320V-2PGM 83120117 277 VAC 320 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 4 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP12-12K320V SP12-25K-N
TNS (1Ph+N)
STPT12-12K75V-2P 83120126 60 VAC 75 V 12 5 kA 50 kA 20 kA ≤ 0 65 kV No SP12-12K75V -
STPT12-12K75V-2PM 83120127 60 VAC 75 V 12 5 kA 50 kA 20 kA ≤ 0 65 kV Yes SP12-12K75V -
STPT12-12K150V-2P 83120118 120 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV No SP12-12K150V -
STPT12-12K150V-2PM 83120119 120 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV Yes SP12-12K150V -
STPT12-12K275V-2P 83120120 230 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV No SP12-12K275V -
STPT12-12K275V-2PM 83120121 230 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV Yes SP12-12K275V -
STPT12-12K320V-2P 83120122 277 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV No SP12-12K320V -
STPT12-12K320V-2PM 83120123 277 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV Yes SP12-12K320V -
IT (1Ph+N)
TNS (1Ph+N)