{"product_id":"ls-electric-uspb-series-ul-panel-surge-protective-device","title":"LS Electric USPB Series UL Type 1 Panel SPD (50\/100 kA)","description":"\u003cp class=\"ps-intro\"\u003eLS Electric USPB series UL Listed Type 1 panel surge protective devices with 50 kA or 100 kA surge capacity, LED status and remote alarm contact.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eANSI\/UL1449 5th edition and CSA C22.2 Type 1 SPD\u003c\/li\u003e\n\u003cli\u003eSurge capacity 50 kA (In 10 kA) or 100 kA (In 20 kA); SCCR 200 kA\u003c\/li\u003e\n\u003cli\u003eSingle phase, split phase, WYE, DELTA and high-leg DELTA systems 120 to 600 V\u003c\/li\u003e\n\u003cli\u003eRemote alarm auxiliary contact (C\/NC\/NO) built in\u003c\/li\u003e\n\u003cli\u003eGreen\/red LED status; 1\/2 inch NPT threaded nipple, waterproof enclosure 162 x 80 x 76 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eStandards\u003c\/th\u003e\n\u003ctd\u003eANSI\/UL1449 5th Type 1, CSA C22.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection\u003c\/th\u003e\n\u003ctd\u003eParallel connected, 1 port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003ctd\u003e47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSCCR\u003c\/th\u003e\n\u003ctd\u003e200 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUL SPD category\u003c\/th\u003e\n\u003ctd\u003eType 1 (T1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAdditional function\u003c\/th\u003e\n\u003ctd\u003eAL remote alarm aux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions W x D x H\u003c\/th\u003e\n\u003ctd\u003e162 x 80 x 76 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003e1\/2 in NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e-40 to 75 C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eLS Electric Surge Protective Device catalog C01551-07 (2025-10), p. 41, 45-50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120SP50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/240 V | System: Split phase 3W+G | MCOV: 150 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240SP50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/480 V | System: Split phase 3W+G | MCOV: 320 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120SPC50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/240 V | System: Split phase, N-G mode deleted | MCOV: 150 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240SPC50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/480 V | System: Split phase, N-G mode deleted | MCOV: 320 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120S50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120 V | System: Single phase 2W+G | MCOV: 150 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-127S50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 127 V | System: Single phase 2W+G | MCOV: 150 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240S50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 220-240 V | System: Single phase 2W+G | MCOV: 320 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-277S50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 277 V | System: Single phase 2W+G | MCOV: 320 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-347S50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 347 V | System: Single phase 2W+G | MCOV: 420 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120Y50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/208 V | System: Three phase WYE 4W+G | MCOV: 150 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-127Y50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 127\/220 V | System: Three phase WYE 4W+G | MCOV: 150 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240Y50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/415 V | System: Three phase WYE 4W+G | MCOV: 320 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-277Y50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 277\/480 V | System: Three phase WYE 4W+G | MCOV: 320 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-347Y50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 347\/600 V | System: Three phase WYE 4W+G | MCOV: 420 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120YC50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/208 V | System: WYE, N-G mode deleted | MCOV: 150 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-127YC50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 127\/220 V | System: WYE, N-G mode deleted | MCOV: 150 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240YC50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/415 V | System: WYE, N-G mode deleted | MCOV: 320 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-277YC50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 277\/480 V | System: WYE, N-G mode deleted | MCOV: 320 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-347YC50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 347\/600 V | System: WYE, N-G mode deleted | MCOV: 420 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240D50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240 V | System: Three phase DELTA 3W+G | MCOV: 320 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-480D50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 480 V | System: Three phase DELTA 3W+G | MCOV: 550 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-600D50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 600 V | System: Three phase DELTA 3W+G | MCOV: 690 V | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120H50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/240 V | System: High-leg DELTA 4W+G | MCOV: 150\/320 V (H) | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240H50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/480 V | System: High-leg DELTA 4W+G | MCOV: 320\/550 V (H) | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120HC50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/240 V | System: High-leg DELTA, N-G mode deleted | MCOV: 150\/320 V (H) | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240HC50-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/480 V | System: High-leg DELTA, N-G mode deleted | MCOV: 320\/550 V (H) | Surge capacity: 50 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120SP100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/240 V | System: Split phase 3W+G | MCOV: 150 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240SP100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/480 V | System: Split phase 3W+G | MCOV: 320 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120SPC100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/240 V | System: Split phase, N-G mode deleted | MCOV: 150 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240SPC100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/480 V | System: Split phase, N-G mode deleted | MCOV: 320 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120S100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120 V | System: Single phase 2W+G | MCOV: 150 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-127S100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 127 V | System: Single phase 2W+G | MCOV: 150 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240S100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 220-240 V | System: Single phase 2W+G | MCOV: 320 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-277S100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 277 V | System: Single phase 2W+G | MCOV: 320 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-347S100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 347 V | System: Single phase 2W+G | MCOV: 420 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120Y100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/208 V | System: Three phase WYE 4W+G | MCOV: 150 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-127Y100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 127\/220 V | System: Three phase WYE 4W+G | MCOV: 150 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240Y100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/415 V | System: Three phase WYE 4W+G | MCOV: 320 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-277Y100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 277\/480 V | System: Three phase WYE 4W+G | MCOV: 320 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-347Y100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 347\/600 V | System: Three phase WYE 4W+G | MCOV: 420 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120YC100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/208 V | System: WYE, N-G mode deleted | MCOV: 150 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-127YC100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 127\/220 V | System: WYE, N-G mode deleted | MCOV: 150 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240YC100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/415 V | System: WYE, N-G mode deleted | MCOV: 320 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-277YC100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 277\/480 V | System: WYE, N-G mode deleted | MCOV: 320 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-347YC100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 347\/600 V | System: WYE, N-G mode deleted | MCOV: 420 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240D100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240 V | System: Three phase DELTA 3W+G | MCOV: 320 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-480D100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 480 V | System: Three phase DELTA 3W+G | MCOV: 550 V | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120H100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/240 V | System: High-leg DELTA 4W+G | MCOV: 150\/320 V (H) | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240H100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/480 V | System: High-leg DELTA 4W+G | MCOV: 320\/550 V (H) | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-120HC100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 120\/240 V | System: High-leg DELTA, N-G mode deleted | MCOV: 150\/320 V (H) | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSPB-240HC100-T1-AL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRated voltage Un: 240\/480 V | System: High-leg DELTA, N-G mode deleted | MCOV: 320\/550 V (H) | Surge capacity: 100 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"LS Electric","offers":[{"title":"Default Title","offer_id":67521968636194,"sku":"USPB-120SP50-T1-AL","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/ls-electric-uspb-series-ul-panel-surge-protective-device.jpg?v=1791954616","url":"https:\/\/prosourcemro.com\/products\/ls-electric-uspb-series-ul-panel-surge-protective-device","provider":"ProSource MRO","version":"1.0","type":"link"}