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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.

For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.

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Datasheets & Specifications Access technical references quickly
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Photo 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
1220-20-I4-230M3 Bourns Inc.

1220-20-I4-230M3

SPD TYP 2/TYP 4 275V MCOV 1 POLE

Bourns Inc.

3,299 -
Datasheet 1220 Box Active Type 2, Type 4 Module Only 1 275V 50 kA 20 kA 200 kA 800 V - -40°C ~ 85°C Remote Signaling Contacts, Thermally Protected Surface Mount cURus
LSP05240LLP Littelfuse Inc.

LSP05240LLP

SPD TYPE 2/TYPE 4 275VAC MCOV

Littelfuse Inc.

7,446 -
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
BSP3-208/240 Thomas Research Products

BSP3-208/240

SPD 275VAC/350VDC MCOV 3 POLE

Thomas Research Products

9,332 -
Datasheet BSP3 Box Active - Module Only 3 275VAC, 350VDC 10 kA 10 kA - - - - - Free Hanging cURus, UL
LSP3-20-480 Hatch Lighting

LSP3-20-480

SPD TYPE 4 550VAC MCOV 1 POLE

Hatch Lighting

6,324 -
Datasheet - Bulk Active Type 4 Module Only 1 550VAC 10 kA 20 kA - - - 85°C Visual Life Indicator Free Hanging cURus
LSP05120PM Littelfuse Inc.

LSP05120PM

SPD TYPE 2/TYPE 4 150VAC MCOV

Littelfuse Inc.

9,622 -
Datasheet LSP Tray Active Type 2, Type 4 Module Only 1 150VAC 5 kA 10 kA - - 800 V -45°C ~ 85°C Thermally Protected Screw CE, cURus, UL
LSP05480LLPM Littelfuse Inc.

LSP05480LLPM

SPD TYPE 2/TYPE 4 510VAC MCOV

Littelfuse Inc.

3,140 -
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
LSP3-20L-UNV Hatch Lighting

LSP3-20L-UNV

SPD TYPE 4 385VAC MCOV 1 POLE

Hatch Lighting

8,835 -
Datasheet - Bulk Active Type 4 Module Only 1 385VAC 10 kA 20 kA - - - 85°C Visual Life Indicator Free Hanging cURus
LST1505VL1NT4 Littelfuse Inc.

LST1505VL1NT4

SPD TYP 1/TYP 2/TYP4 150VAC MCOV

Littelfuse Inc.

8,756 -
Datasheet LST Box Active Type 1, Type 2, Type 4 Module Only 1 150VAC 20 kA - 200 kA 600 V - -40°C ~ 85°C Thermally Protected Through Hole UL
LST1805VL1NT4 Littelfuse Inc.

LST1805VL1NT4

SPD TYP 1/TYP 2/TYP4 180VAC MCOV

Littelfuse Inc.

7,276 -
Datasheet LST Box Active Type 1, Type 2, Type 4 Module Only 1 180VAC 20 kA - 200 kA 800 V - -40°C ~ 85°C Thermally Protected Through Hole UL
1220-20-I5-230M4 Bourns Inc.

1220-20-I5-230M4

SPD TYP 2/TYP 4 275V MCOV 1 POLE

Bourns Inc.

8,113 -
Datasheet 1220 Box Active Type 2, Type 4 Module Only 1 275V 20 kA 75 kA 200 kA 800 V - -40°C ~ 85°C Remote Signaling Contacts, Thermally Protected Surface Mount cURus
1220-20-I3-600M3 Bourns Inc.

1220-20-I3-600M3

SPD TYP 2/TYP 4 690V MCOV 1 POLE

Bourns Inc.

8,738 -
Datasheet 1220 Box Active Type 2, Type 4 Module Only 1 690V 40 kA 20 kA 200 kA 2 kV - -40°C ~ 85°C Remote Signaling Contacts, Thermally Protected Surface Mount cURus
LST3205VL1NT4 Littelfuse Inc.

LST3205VL1NT4

SPD TYP 1/TYP 2/TYP4 320VAC MCOV

Littelfuse Inc.

9,351 -
Datasheet LST Box Active Type 1, Type 2, Type 4 Module Only 1 320VAC 20 kA - 200 kA 1 kV - -40°C ~ 85°C Thermally Protected Through Hole UL
LST1805VL2NT1 Littelfuse Inc.

LST1805VL2NT1

SPD TYP 1/TYP 2/TYP4 180VAC MCOV

Littelfuse Inc.

2,541 -
Datasheet LST Tray Active Type 1, Type 2, Type 4 Module Only 1 180VAC 20 kA - 200 kA 800 V - -40°C ~ 85°C Thermally Protected Through Hole UL
LSP10240PX3316 Littelfuse Inc.

LSP10240PX3316

SPD TYPE 2 275VAC MCOV 1 POLE

Littelfuse Inc.

6,652 -
Datasheet LSP Bulk Active Type 2 Module Only 1 275VAC 10 kA 20 kA - - 1.2 kV -45°C ~ 85°C Thermally Protected Screw CE, cURus, UL
LSP10240PX3333 Littelfuse Inc.

LSP10240PX3333

SPD TYPE 2 275VAC MCOV 1 POLE

Littelfuse Inc.

7,636 -
Datasheet LSP Bulk Active Type 2 Module Only 1 275VAC 10 kA 20 kA - - 1.2 kV -45°C ~ 85°C Thermally Protected Screw CE, cURus, UL
LSP10277PX3316 Littelfuse Inc.

LSP10277PX3316

SPD TYPE 2 320VAC MCOV 1 POLE

Littelfuse Inc.

8,225 -
Datasheet LSP Bulk Active Type 2 Module Only 1 320VAC 10 kA 20 kA - - 1.4 kV -45°C ~ 85°C Thermally Protected Screw CE, cURus, UL
LSP10277PX3333 Littelfuse Inc.

LSP10277PX3333

SPD TYPE 2 320VAC MCOV 1 POLE

Littelfuse Inc.

8,219 -
Datasheet LSP Bulk Active Type 2 Module Only 1 320VAC 10 kA 20 kA - - 1.4 kV -45°C ~ 85°C Thermally Protected Screw CE, cURus, UL
LSP10240SX3316 Littelfuse Inc.

LSP10240SX3316

SPD TYPE 2 275VAC MCOV 1 POLE

Littelfuse Inc.

6,419 -
Datasheet LSP Bulk Active Type 2 Module Only 1 275VAC 10 kA 20 kA - - 1.2 kV -45°C ~ 85°C Thermally Protected Screw CE, cURus, UL
LSP10240SX3333 Littelfuse Inc.

LSP10240SX3333

SPD TYPE 2 275VAC MCOV 1 POLE

Littelfuse Inc.

5,441 -
Datasheet LSP Bulk Active Type 2 Module Only 1 275VAC 10 kA 20 kA - - 1.2 kV -45°C ~ 85°C Thermally Protected Screw CE, cURus, UL
LSP10277SX3316 Littelfuse Inc.

LSP10277SX3316

SPD TYPE 2 320VAC MCOV 1 POLE

Littelfuse Inc.

5,945 -
Datasheet LSP Bulk Active Type 2 Module Only 1 320VAC 10 kA 20 kA - - 1.4 kV -45°C ~ 85°C Thermally Protected Screw CE, cURus, UL
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WINSUN SOURCING SUPPORT

Need Surge Protection Devices (SPDs) Sourcing Support?

Send the manufacturer, part number, quantity and target delivery requirement. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and hard-to-find or obsolete components.

Global component sourcing support BOM, shortage and EOL support
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.