Surge Protection Devices (SPDs)

Explore Surge Protection Devices (SPDs) parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.

Mfr. Part #	Availability	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
SPD250240S4B SPD TYPE 2 300V MCOV 1 POLE Tripp Lite	2,360	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	300V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD250240D4B SPD TYPE 2 320V MCOV 1 POLE Tripp Lite	9,056	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	320V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD250400Y4B SPD 640VAC MCOV 1 POLE Tripp Lite	4,200	RFQ	Datasheet	SPD	Bulk	Active	-	Module Only	1	640VAC	20 kA	250 kA	200 kA	1.8 kV	-	-40°C ~ 50°C	Visual Life Indicator	Chassis Mount	cULus, UL
SPD250600D4B SPD 840VAC MCOV 1 POLE Tripp Lite	7,832	RFQ	Datasheet	SPD	Bulk	Active	-	Module Only	1	840VAC	20 kA	250 kA	200 kA	2.5 kV	-	-40°C ~ 50°C	Visual Life Indicator	Chassis Mount	cULus, UL
SPD250480Y4B SPD 640VAC MCOV 1 POLE Tripp Lite	8,559	RFQ	Datasheet	SPD	Bulk	Active	-	Module Only	1	640VAC	20 kA	250 kA	200 kA	1.8 kV	-	-40°C ~ 50°C	Visual Life Indicator	Chassis Mount	cULus, UL
SPD250480D4B SPD 640VAC MCOV 1 POLE Tripp Lite	9,302	RFQ	Datasheet	SPD	Bulk	Active	-	Module Only	1	640VAC	20 kA	250 kA	200 kA	2 kV	-	-40°C ~ 50°C	Visual Life Indicator	Chassis Mount	cULus, UL
SPD400220Y3O SPD TYPE 2 300V MCOV 1 POLE Tripp Lite	2,831	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	300V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD400240H3O SPD TYPE 2 300V MCOV 1 POLE Tripp Lite	8,253	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	300V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD400240D3O SPD TYPE 2 320V MCOV 1 POLE Tripp Lite	6,769	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	320V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD400240S3O SPD TYPE 2 300V MCOV 1 POLE Tripp Lite	7,089	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	300V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD400208Y3O SPD TYPE 2 300V MCOV 1 POLE Tripp Lite	5,137	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	300V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD400600D3O SPD TYPE 2 840V MCOV 1 POLE Tripp Lite	2,419	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	840V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD400480Y3O SPD TYPE 2 640V MCOV 1 POLE Tripp Lite	2,687	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	640V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD400400Y3O SPD TYPE 2 640V MCOV 1 POLE Tripp Lite	4,175	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	640V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD400480D3O SPD TYPE 2 640V MCOV 1 POLE Tripp Lite	2,816	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	640V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL
SPD400600Y3O SPD TYPE 2 840VAC MCOV 1 POLE Tripp Lite	7,554	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Module Only	1	840VAC	20 kA	400 kA	200 kA	2.5 kV	-	-40°C ~ 50°C	Visual Life Indicator	Chassis Mount	cULus, UL
SSP04EMA32SDF SPD 320V MCOV 1 POLE Schneider Electric	3,324	RFQ	Datasheet	-	Box	Active	-	Module Only	1	320V	20 kA	-	200 kA	-	-	-	-	DIN Rail	-
SPM320220Y1W SPD TYPE 1 300V MCOV 1 POLE Tripp Lite	7,958	RFQ	Datasheet	Max	Bulk	Active	Type 1	Base + Module	1	300V	20 kA	320 kA	200 kA	-	-	-20°C ~ 50°C	Thermally Protected	Chassis Mount	CSA, UL
SPM320220Y3W SPD TYPE 2 300V MCOV 1 POLE Tripp Lite	3,820	RFQ	Datasheet	Max	Bulk	Active	Type 2	Base + Module	1	300V	20 kA	320 kA	200 kA	-	-	-20°C ~ 50°C	Thermally Protected	Chassis Mount	CSA, UL
SPD400220Y3Q SPD TYPE 2 300V MCOV 1 POLE Tripp Lite	9,227	RFQ	Datasheet	SPD	Bulk	Active	Type 2	Base + Module	1	300V	20 kA	400 kA	200 kA	-	-	-40°C ~ 50°C	Thermally Protected	Chassis Mount	cURus, UL

FAQ

Frequently Asked Questions

What are Surge Protection Devices (SPDs) components used for?

Surge Protection Devices (SPDs) components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right Surge Protection Devices (SPDs) part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find Surge Protection Devices (SPDs) parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

How can I request pricing and availability?

Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.