Surge Protection Devices (SPDs)

Browse available Surge Protection Devices (SPDs) part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Packaging	Product Status	Type	Form	Number of Poles	Voltage - Continuous Operating (Max) (MCOV)	Current - Discharge (Nom) (8/20µS)	Current - Discharge (Max) (8/20µS)	Operating Temperature	Voltage - Protection Rating (VPR)	Voltage - Protection Level (VP) (2416)	Operating Temperature	Features	Mounting Type	Approval Agency
2910352 SPD TYPE 1 350VAC MCOV 1 POLE Phoenix Contact	3,146	-	RFQ	Datasheet	VAL-US	Bulk	Active	Type 1	Base + Module	1	350VAC	20 kA	-	25 kA	1.8 kV	1.6 kV	-40°C ~ 80°C	-	DIN Rail	cUL, UL
2910359 SPD TYPE 1/TYPE 2 175VAC MCOV Phoenix Contact	2,860	-	RFQ	Datasheet	VAL-US	Bulk	Active	Type 1, Type 2	Base + Module	1	175VAC	20 kA	37.5 kA	25 kA	1.2 kV	800 V	-40°C ~ 80°C	-	DIN Rail	cUL, UL
SPD2-PV11-3P0-R SPD TYPE 1/TYPE 2 1.1KVAC MCOV Littelfuse Inc.	1,847	-	RFQ	Datasheet	SPD2 PV	Bulk	Active	Type 1, Type 2	Base + Module	3	1.1kVAC	20 kA	40 kA	50 kA	2.5 kV	3.8 kV	-40°C ~ 80°C	Remote Signaling Contacts, Thermally Protected	DIN Rail	cURus, UL, VDE
2910371 SPD TYPE 1 275VAC MCOV 1 POLE Phoenix Contact	7,235	-	RFQ	Datasheet	VAL-US	Bulk	Active	Type 1	Base + Module	1	275VAC	20 kA	40 kA	25 kA	1.5 kV	1.6 kV	-40°C ~ 80°C	-	DIN Rail	cUL, UL
SPD2-150-1P1-R SPD TYPE 1/TYPE 2 305VAC MCOV Littelfuse Inc.	2,800	-	RFQ	Datasheet	SPD2 1P+1	Bulk	Active	Type 1, Type 2	Base + Module	2	305VAC	40 kA	65 kA	200 kA	1 kV	1.5 kV	-40°C ~ 80°C	Remote Signaling Contacts, Thermally Protected	DIN Rail	CE, cURus, UL, VDE
SPD2-350-4P0-R SPD TYPE 1/TYPE 2 350VAC MCOV Littelfuse Inc.	3,458	-	RFQ	Datasheet	SPD2 4+0	Bulk	Active	Type 1, Type 2	Base + Module	4	350VAC	20 kA	50 kA	200 kA	1 kV	1.75 kV	-40°C ~ 80°C	Remote Signaling Contacts, Thermally Protected	DIN Rail	CE, cURus, UL, VDE
SPD2-350-1P1-R SPD TYPE 1/TYPE 2 305VAC MCOV Littelfuse Inc.	3,890	-	RFQ	Datasheet	SPD2 1P+1	Bulk	Active	Type 1, Type 2	Base + Module	2	305VAC	40 kA	65 kA	200 kA	1 kV	1.5 kV	-40°C ~ 80°C	Remote Signaling Contacts, Thermally Protected	DIN Rail	CE, cURus, UL, VDE
BSPMA4208WYNGR SPD TYPE 1 208VAC MCOV 4 POLE Eaton - Bussmann Electrical Division	4,077	-	RFQ	Datasheet	BSPMA	Bulk	Active	Type 1	Base + Module	4	208VAC	-	-	200 kA	-	-	-	Remote Signaling Contacts	DIN Rail	CSA, UL
SPD2-750-3P0-R SPD TYPE 1/TYPE 2 750VAC MCOV Littelfuse Inc.	3,715	-	RFQ	Datasheet	SPD2 3P+0	Bulk	Active	Type 1, Type 2	Base + Module	3	750VAC	20 kA	35 kA	200 kA	2.5 kV	3.4 kV	-40°C ~ 80°C	Remote Signaling Contacts, Thermally Protected	DIN Rail	CE, cURus, UL, VDE
SPD2-150-4P0-R SPD TYPE 1/TYPE 2 150VAC MCOV Littelfuse Inc.	1,347	-	RFQ	Datasheet	SPD2 4+0	Bulk	Active	Type 1, Type 2	Base + Module	4	150VAC	20 kA	50 kA	200 kA	600 V	1.25 kV	-40°C ~ 80°C	Remote Signaling Contacts, Thermally Protected	DIN Rail	CE, cURus, UL, VDE
LSP05GI277S SPD TYPE 2/TYPE 3 320VAC MCOV Littelfuse Inc.	9,595	-	RFQ	Datasheet	LSP	Bulk	Active	Type 2, Type 3	Module Only	1	320VAC	5 kA	10 kA	-	-	2.4 kV	-40°C ~ 85°C	Thermally Protected	Screw	CE, cURus, KEMA-KEUR, UL
LSP05G277PX3316 SPD TYPE 2 320VAC MCOV 1 POLE Littelfuse Inc.	3,944	-	RFQ	Datasheet	LSP	Bulk	Active	Type 2	Module Only	1	320VAC	5 kA	10 kA	-	-	-	-45°C ~ 85°C	Thermally Protected	Screw	cURus, UL
LSP05G277SX3316 SPD TYPE 2 320VAC MCOV 1 POLE Littelfuse Inc.	4,760	-	RFQ	Datasheet	LSP	Tray	Active	Type 2	Module Only	1	320VAC	5 kA	10 kA	-	-	-	-45°C ~ 85°C	Thermally Protected	Screw	cURus, UL
LSP05G277SX3333 SPD TYPE 2 320VAC MCOV 1 POLE Littelfuse Inc.	1,696	-	RFQ	Datasheet	LSP	Tray	Active	Type 2	Module Only	1	320VAC	5 kA	10 kA	-	-	-	-45°C ~ 85°C	Thermally Protected	Screw	cURus, UL
LSP05GI240S SPD TYPE 2/TYPE 3 275VAC MCOV Littelfuse Inc.	1,129	-	RFQ	Datasheet	LSP	Bulk	Active	Type 2, Type 3	Module Only	1	275VAC	5 kA	10 kA	-	-	2.4 kV	-40°C ~ 85°C	Thermally Protected	Screw	CE, cURus, KEMA-KEUR, UL
LSP05347P SPD TYPE 2/TYPE 4 420VAC MCOV Littelfuse Inc.	3,461	-	RFQ	Datasheet	LSP	Tray	Active	Type 2, Type 4	Module Only	1	420VAC	5 kA	10 kA	-	-	1.7 kV	-45°C ~ 85°C	Thermally Protected	Screw	CE, cURus, UL
LSP05480P SPD TYPE 2/TYPE 4 510VAC MCOV Littelfuse Inc.	1,990	-	RFQ	Datasheet	LSP	Tray	Active	Type 2, Type 4	Module Only	1	510VAC	5 kA	10 kA	-	-	1.9 kV	-45°C ~ 85°C	Thermally Protected	Screw	CE, cURus, UL
LSP05240LLPM SPD TYPE 2/TYPE 4 275VAC MCOV Littelfuse Inc.	4,783	-	RFQ	Datasheet	LSP	Tray	Active	Type 2, Type 4	Module Only	1	275VAC	5 kA	10 kA	-	-	1.2 kV	-45°C ~ 85°C	Thermally Protected	Screw	CE, cURus, UL
SPD-20-277P SPD 277VAC MCOV 2 POLE MEAN WELL USA Inc.	8,272	-	RFQ	Datasheet	SPD-20	Box	Active	-	-	2	277VAC	5 kA	20 kA	5 kA	1.5 kV	1.5 kV	-40°C ~ 70°C	-	Screw	CE, cURus, UL
LSP10480P SPD TYPE 2 510VAC MCOV 1 POLE Littelfuse Inc.	2,577	-	RFQ	Datasheet	LSP	Tray	Active	Type 2	Module Only	1	510VAC	10 kA	20 kA	-	-	2.1 kV	-45°C ~ 85°C	Thermally Protected	Screw	CE, cURus, UL

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FREQUENTLY ASKED QUESTIONS

Surge Protection Devices (SPDs) FAQ

Common questions about selecting, comparing and sourcing Surge Protection Devices (SPDs) components through Winsun (HK) Electronics.

What should I check when selecting Surge Protection Devices (SPDs) components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific Surge Protection Devices (SPDs) part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find Surge Protection Devices (SPDs) parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for Surge Protection Devices (SPDs) components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.