• LS Electric SP Series Surge Protective Device (Box and Terminal)
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LS Electric SP Series Surge Protective Device (Box and Terminal)

LS Electric SP Series Surge Protective Device (Box and Terminal)

LS Electric SP series enclosed surge protective devices for 220/380/440 V single-phase and three-phase systems, with protection module, disconnectors and wiring in one steel housing.

Key features

  • SPL single phase 2W+G, SPT three phase 3W+G, SPY three phase 4W+G versions
  • Class III, Class II (Imax 40/80 kA) and Class I+II (Imax 120/160/200 kA) ratings
  • Class I models with Iimp 12.5 kA or 25 kA for TN/TT/IT systems
  • Built-in dual disconnection (thermal fuse and surge fuse) in a steel enclosure
  • Status window green for normal, red after failure; IP20
  • Terminal (direct-connected) SPT2-40D / SPY2-40D for easy maintenance

Specifications

Standard KS C IEC 61643-11
Certification KS, CE (SPL3-20S: CE)
Response time 25 ns
Rated frequency 50/60 Hz
Operating temperature -40 to 70 C
Mounting Screw mounting (box type)
Degree of protection IP20
Max. continuous voltage Uc 385 V (Class I: 320 V; SPL3: 275 V; D type: 320 V)
Source LS Electric Surge Protective Device catalog C01551-07 (2025-10), p. 15-30
SPL3-20S220V Class: Class III | System: Single phase 2W+G | Rated voltage Un: 110/220 V AC | Discharge current: Uoc 20 kV / 10 kA
SPL2-40S220V Class: Class II | System: Single phase 2W+G | Rated voltage Un: 220 V AC | Discharge current: In 20 kA / Imax 40 kA
SPL2-80S220V Class: Class II | System: Single phase 2W+G | Rated voltage Un: 220 V AC | Discharge current: In 40 kA / Imax 80 kA
SPT2-40S220V Class: Class II | System: Three phase 3W+G | Rated voltage Un: 220 V AC | Discharge current: In 20 kA / Imax 40 kA
SPT2-80S220V Class: Class II | System: Three phase 3W+G | Rated voltage Un: 220 V AC | Discharge current: In 40 kA / Imax 80 kA
SPT1-120S220V Class: Class I+II | System: Three phase 3W+G | Rated voltage Un: 220 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPT1-160S220V Class: Class I+II | System: Three phase 3W+G | Rated voltage Un: 220 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPT2-40S380V Class: Class II | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: In 20 kA / Imax 40 kA
SPT2-80S380V Class: Class II | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: In 40 kA / Imax 80 kA
SPT1-120S380V Class: Class I+II | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPT1-160S380V Class: Class I+II | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPT2-40S440V Class: Class II | System: Three phase 3W+G | Rated voltage Un: 440 V AC | Discharge current: In 20 kA / Imax 40 kA
SPT2-80S440V Class: Class II | System: Three phase 3W+G | Rated voltage Un: 440 V AC | Discharge current: In 40 kA / Imax 80 kA
SPT1-120S440V Class: Class I+II | System: Three phase 3W+G | Rated voltage Un: 440 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPT1-160S440V Class: Class I+II | System: Three phase 3W+G | Rated voltage Un: 440 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPY2-40S220/127V Class: Class II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: In 20 kA / Imax 40 kA
SPY2-80S220/127V Class: Class II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: In 40 kA / Imax 80 kA
SPY1-120S220/127V Class: Class I+II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPY1-160S220/127V Class: Class I+II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPY1-200S220/127V Class: Class I+II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: Iimp 12.5 kA / Imax 200 kA
SPY2-40S380/220V Class: Class II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: In 20 kA / Imax 40 kA
SPY2-80S380/220V Class: Class II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: In 40 kA / Imax 80 kA
SPY1-120S380/220V Class: Class I+II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPY1-160S380/220V Class: Class I+II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPY1-200S380/220V Class: Class I+II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 12.5 kA / Imax 200 kA
SPL1-13/50S220V Class: Class I | System: Single phase 2W+G | Rated voltage Un: 220 V AC | Discharge current: Iimp 12.5 kA L-N / 50 kA N-PE
SPT1-13S380V Class: Class I | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: Iimp 12.5 kA
SPY1-13/50S380/220V Class: Class I | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 12.5 kA L-N / 50 kA N-PE
SPL1-25/50S220V Class: Class I | System: Single phase 2W+G | Rated voltage Un: 220 V AC | Discharge current: Iimp 25 kA L-N / 50 kA N-PE
SPT1-25S380V Class: Class I | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: Iimp 25 kA
SPY1-25/100S380/220V Class: Class I | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 25 kA L-N / 100 kA N-PE
SPT2-40D380V Class: Class II | System: Three phase 3W+G, terminal | Rated voltage Un: 380 V AC | Discharge current: In 20 kA / Imax 40 kA
SPY2-40D380/220V Class: Class II | System: Three phase 4W+G, terminal | Rated voltage Un: 220/380 V AC | Discharge current: In 20 kA / Imax 40 kA
Surge Protective DevicesLS Electric
33 product codes available in this family
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LS Electric SP Series Surge Protective Device (Box and Terminal)

Brand LS Electric·Surge Protective Devices

Available part numbers (33)

SPL3-20S220V, SPL2-40S220V, SPL2-80S220V, SPT2-40S220V, SPT2-80S220V, SPT1-120S220V, SPT1-160S220V, SPT2-40S380V, SPT2-80S380V, SPT1-120S380V + 23 more — see full table ↓

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Product codes & specifications
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Product codeSpec
SPL3-20S220VClass: Class III | System: Single phase 2W+G | Rated voltage Un: 110/220 V AC | Discharge current: Uoc 20 kV / 10 kA
SPL2-40S220VClass: Class II | System: Single phase 2W+G | Rated voltage Un: 220 V AC | Discharge current: In 20 kA / Imax 40 kA
SPL2-80S220VClass: Class II | System: Single phase 2W+G | Rated voltage Un: 220 V AC | Discharge current: In 40 kA / Imax 80 kA
SPT2-40S220VClass: Class II | System: Three phase 3W+G | Rated voltage Un: 220 V AC | Discharge current: In 20 kA / Imax 40 kA
SPT2-80S220VClass: Class II | System: Three phase 3W+G | Rated voltage Un: 220 V AC | Discharge current: In 40 kA / Imax 80 kA
SPT1-120S220VClass: Class I+II | System: Three phase 3W+G | Rated voltage Un: 220 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPT1-160S220VClass: Class I+II | System: Three phase 3W+G | Rated voltage Un: 220 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPT2-40S380VClass: Class II | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: In 20 kA / Imax 40 kA
SPT2-80S380VClass: Class II | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: In 40 kA / Imax 80 kA
SPT1-120S380VClass: Class I+II | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPT1-160S380VClass: Class I+II | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPT2-40S440VClass: Class II | System: Three phase 3W+G | Rated voltage Un: 440 V AC | Discharge current: In 20 kA / Imax 40 kA
SPT2-80S440VClass: Class II | System: Three phase 3W+G | Rated voltage Un: 440 V AC | Discharge current: In 40 kA / Imax 80 kA
SPT1-120S440VClass: Class I+II | System: Three phase 3W+G | Rated voltage Un: 440 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPT1-160S440VClass: Class I+II | System: Three phase 3W+G | Rated voltage Un: 440 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPY2-40S220/127VClass: Class II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: In 20 kA / Imax 40 kA
SPY2-80S220/127VClass: Class II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: In 40 kA / Imax 80 kA
SPY1-120S220/127VClass: Class I+II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPY1-160S220/127VClass: Class I+II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPY1-200S220/127VClass: Class I+II | System: Three phase 4W+G | Rated voltage Un: 127/220 V AC | Discharge current: Iimp 12.5 kA / Imax 200 kA
SPY2-40S380/220VClass: Class II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: In 20 kA / Imax 40 kA
SPY2-80S380/220VClass: Class II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: In 40 kA / Imax 80 kA
SPY1-120S380/220VClass: Class I+II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 6.5 kA / Imax 120 kA
SPY1-160S380/220VClass: Class I+II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 6.5 kA / Imax 160 kA
SPY1-200S380/220VClass: Class I+II | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 12.5 kA / Imax 200 kA
SPL1-13/50S220VClass: Class I | System: Single phase 2W+G | Rated voltage Un: 220 V AC | Discharge current: Iimp 12.5 kA L-N / 50 kA N-PE
SPT1-13S380VClass: Class I | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: Iimp 12.5 kA
SPY1-13/50S380/220VClass: Class I | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 12.5 kA L-N / 50 kA N-PE
SPL1-25/50S220VClass: Class I | System: Single phase 2W+G | Rated voltage Un: 220 V AC | Discharge current: Iimp 25 kA L-N / 50 kA N-PE
SPT1-25S380VClass: Class I | System: Three phase 3W+G | Rated voltage Un: 380 V AC | Discharge current: Iimp 25 kA
SPY1-25/100S380/220VClass: Class I | System: Three phase 4W+G | Rated voltage Un: 220/380 V AC | Discharge current: Iimp 25 kA L-N / 100 kA N-PE
SPT2-40D380VClass: Class II | System: Three phase 3W+G, terminal | Rated voltage Un: 380 V AC | Discharge current: In 20 kA / Imax 40 kA
SPY2-40D380/220VClass: Class II | System: Three phase 4W+G, terminal | Rated voltage Un: 220/380 V AC | Discharge current: In 20 kA / Imax 40 kA

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