Multi-Gap Type
HIT-G&& / xxx
G --- Multi- Air- Gap Type
&& --- Iimp value (10/350)
xxx --- Max. continuous operating voltage Uc

GDT Type
HIT-T&& / xxx-S
T --- Gas Discharge Tube (GDT) Type
&& --- Max. discharge current Imax (8/20)
xxx --- Max. continuous operating voltage Uc
S --- With remote Signal

MOV Type
HIT-V&& / xxx-S
V --- Metal Oxide Varistor Module
&& --- Max. discharge current Imax (8/20)
xxx --- Max. continuous operating voltage Uc
S --- With remote Signal

MOV&GDT Type
HIT-VT&& / xxx-S
VT --- Metal Oxide Varistor & Gas Discharge Tube in series Module
&& --- Max. discharge current Imax (8/20)
xxx --- Max. continuous operating voltage Uc
S --- With remote Signal

HIT-DS&& / xxx-(***)-S
DS --- Din Rail SPD Single phase
&& --- Max. discharge current Imax (8/20)
xxx --- Max. continuous operating voltage Uc
***--- Modules combination
S --- With remote Signal

HIT-DT&& / xxx-(***)-S
DT --- Din Rail SPD Three phase
&& --- Max. discharge current Imax (8/20)
xxx --- Max. continuous operating voltage Uc
*** --- Modules combination
S --- With remote Signal

HIT-SOP&& / xxx-*#
SOP --- Surge Protection Power Strip
&& --- Max. discharge current Imax (8/20)
xxx --- Max. continuous operating voltage Uc
* --- Code of different Nation's Rule
# --- Qty of socket outlets

HIT-B&&-# / *M ¨Cxxx (D)-S-C
B --- Box Type SPD
&& --- Max. discharge current Imax (8/20)
# --- 1 ( 1 Phase ) ¡¢ 3 ( 3 Phase )
*M --- Module Qty
xxx --- Max. continuous operating voltage Uc
S --- with remote Signal option
C --- with surge Counter option
D --- Dual protection

HIT-BBC&& /*M-xxx-S-C
B--- Box Type SPD
BC --- With inductance between Class B&C
&& ---Iimp value (10/350)
*M --- Module Qty
xxx --- Max. continuous operating voltage Uc
S --- with remote Signal
C --- with surge Counter

HIT-BSF&& / *M -xxx /F-S-C
B --- Box Type SPD
SF --- Surge Filter
&& --- Max. discharge current Imax (8/20)
*M --- Module Qty
xxx --- Max. continuous operating voltage Uc
F--- With mains Filter
S --- with remote Signal
C --- with surge Counter