What products does Sumitomo Electric Interconnect Products manufacture?

SEIP manufactures heat-shrinkable tubing (SUMITUBE), solder termination sleeves, cable marking systems, and PTFE sealants for wire protection and termination applications.

What industries use SEIP products?

SEIP products are used in automotive, aerospace, electronics manufacturing, transportation, telecommunications, and other industries requiring reliable wire protection and termination solutions.

Is SEIP part of Sumitomo Electric?

Yes, Sumitomo Electric Interconnect Products, Inc. (SEIP) is part of the Sumitomo Electric Group, leveraging the parent company's expertise in materials science and interconnect technologies.

Sumitomo Electric Interconnect Products, Inc. | Manufacturer Directory

Q: What is SUMITUBE used for?

SUMITUBE is heat-shrinkable tubing designed to provide electrical, chemical, and mechanical protection for wire harnessing in automotive cables, electronic equipment, and industrial applications.

Sumitomo Electric Interconnect Products (SEIP) is a leading manufacturer of heat-shrinkable tubing, solder termination sleeves, and cable protection solutions for automotive, aerospace, and electronics applications.

Sumitomo Electric Interconnect Products, Inc. (SEIP), founded in 1985, is a leading global manufacturer of heat-shrinkable products serving the automotive, aerospace, electronics manufacturing, transportation, and other demanding industries. As part of the Sumitomo Electric Group, SEIP delivers innovative solutions for wire harness protection and cable management.

SEIP's flagship SUMITUBE product line provides excellent electrical, chemical, and mechanical protection for wire harnessing in automotive and electronic applications. The company also manufactures solder termination sleeves for reliable electrical connections, marking systems for cable identification, and durable PTFE sealants for harsh environments.

Key applications and industries served include:

Automotive electrical distribution systems and wire harnesses
Aerospace and aviation wiring protection
Electronics manufacturing and assembly
Transportation and industrial equipment
Telecommunications infrastructure

Part Information	Pricing (lowest)	Operating Temperature (Max)	Operating Temperature (Min)	Shrink Temperature	Length	Features	Inner Diameter - Supplied	Inner Diameter - Recovered	Type	Color	Shrinkage Ratio	Recovered Wall Thickness	Material
158-10010 Sumitomo Electric Interconnect Products, Inc. KH230 1/2 BLACK SPL	Sign in to see pricing Log in Sign up free	230 °C	-55 °C	130 °C	12 in	Flame Retardant	0.5 in	0.252 in	Flexible, Tubing	Black	2	0.028 in	Fluoropolymer
A2 (3X) 12/4 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 12/4 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	0.48 in	0.16 in	Flexible, Tubing	Clear	3	0.033 in	Halogen Free, Polyolefin (PO)
A2 (3X) 18/6 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 18/6 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	0.72 in	0.24 in	Flexible, Tubing	Clear	3	0.039 in	Halogen Free, Polyolefin (PO)
A2 (3X) 24/8 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 24/8 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	0.945 in	0.315 in	Flexible, Tubing	Clear	3	0.048 in	Halogen Free, Polyolefin (PO)
A2 (3X) 40/13 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 40/13 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	1.575 in	0.515 in	Flexible, Tubing	Clear	3	0.05 in	Halogen Free, Polyolefin (PO)
A2 (3X) 50/17 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 50/17 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	1.968 in	0.68 in	Flexible, Tubing	Clear	3	0.059 in	Halogen Free, Polyolefin (PO)
A2 (3X) 9/3 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 9/3 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	0.36 in	0.12 in	Flexible, Tubing	Clear	3	0.031 in	Halogen Free, Polyolefin (PO)
A2 4 CLEAR 4FT Sumitomo Electric Interconnect Products, Inc. A2 4 CLEAR 4FT	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	48 in	Abrasion Resistant, Fluid Resistant, Strain Relief	4.173 in	2 in	Flexible, Tubing	Clear	2	0.055 in	Halogen Free, Polyolefin (PO)
A2 4 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 4 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	4.173 in	2 in	Flexible, Tubing	Clear	2	0.055 in	Halogen Free, Polyolefin (PO)
A4 1 BLACK SPL Sumitomo Electric Interconnect Products, Inc. A4 1 BLACK SPL	Sign in to see pricing Log in Sign up free	105 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief, UV Resistant	1 in	0.5 in	Flexible, Tubing	Black	2	0.035 in	Polyolefin (PO)

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A2 (3X) 12/4 CLEAR SPL

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A2 (3X) 18/6 CLEAR SPL

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A2 (3X) 24/8 CLEAR SPL

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A2 (3X) 40/13 CLEAR SPL

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A2 (3X) 50/17 CLEAR SPL

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A2 (3X) 9/3 CLEAR SPL

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Key applications and industries served include:

Automotive electrical distribution systems and wire harnesses
Aerospace and aviation wiring protection
Electronics manufacturing and assembly
Transportation and industrial equipment
Telecommunications infrastructure

Series	Category	Parts	Status
A2 1 CLE	Cables, Wires - Management	2	Active
A2 1-1	Cables, Wires - Management	3	Active
A2 1/16	Heat Shrink Tubing	2	Active
A2 1/2	Heat Shrink Tubing	2	Active
A2 1/4	Cables, Wires - Management	2	Active
A2 1/8	Heat Shrink Tubing	2	Active
A2 2 CLE	Cables, Wires - Management	2	Active
A2 3 CLE	Cables, Wires - Management	2	Active
A2 3/16	Cables, Wires - Management	2	Active
A2 3/32	Heat Shrink Tubing	2	Active

Series	Category	Parts	Status
A2 1 CLE	Cables, Wires - Management	2	Active
A2 1-1	Cables, Wires - Management	3	Active
A2 1/16	Heat Shrink Tubing	2	Active
A2 1/2	Heat Shrink Tubing	2	Active
A2 1/4	Cables, Wires - Management	2	Active
A2 1/8	Heat Shrink Tubing	2	Active
A2 2 CLE	Cables, Wires - Management	2	Active
A2 3 CLE	Cables, Wires - Management	2	Active
A2 3/16	Cables, Wires - Management	2	Active
A2 3/32	Heat Shrink Tubing	2	Active

Part Information	Pricing (lowest)	Operating Temperature (Max)	Operating Temperature (Min)	Shrink Temperature	Length	Features	Inner Diameter - Supplied	Inner Diameter - Recovered	Type	Color	Shrinkage Ratio	Recovered Wall Thickness	Material
158-10010 Sumitomo Electric Interconnect Products, Inc. KH230 1/2 BLACK SPL	Sign in to see pricing Log in Sign up free	230 °C	-55 °C	130 °C	12 in	Flame Retardant	0.5 in	0.252 in	Flexible, Tubing	Black	2	0.028 in	Fluoropolymer
A2 (3X) 12/4 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 12/4 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	0.48 in	0.16 in	Flexible, Tubing	Clear	3	0.033 in	Halogen Free, Polyolefin (PO)
A2 (3X) 18/6 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 18/6 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	0.72 in	0.24 in	Flexible, Tubing	Clear	3	0.039 in	Halogen Free, Polyolefin (PO)
A2 (3X) 24/8 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 24/8 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	0.945 in	0.315 in	Flexible, Tubing	Clear	3	0.048 in	Halogen Free, Polyolefin (PO)
A2 (3X) 40/13 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 40/13 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	1.575 in	0.515 in	Flexible, Tubing	Clear	3	0.05 in	Halogen Free, Polyolefin (PO)
A2 (3X) 50/17 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 50/17 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	1.968 in	0.68 in	Flexible, Tubing	Clear	3	0.059 in	Halogen Free, Polyolefin (PO)
A2 (3X) 9/3 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 (3X) 9/3 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	0.36 in	0.12 in	Flexible, Tubing	Clear	3	0.031 in	Halogen Free, Polyolefin (PO)
A2 4 CLEAR 4FT Sumitomo Electric Interconnect Products, Inc. A2 4 CLEAR 4FT	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	48 in	Abrasion Resistant, Fluid Resistant, Strain Relief	4.173 in	2 in	Flexible, Tubing	Clear	2	0.055 in	Halogen Free, Polyolefin (PO)
A2 4 CLEAR SPL Sumitomo Electric Interconnect Products, Inc. A2 4 CLEAR SPL	Sign in to see pricing Log in Sign up free	135 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief	4.173 in	2 in	Flexible, Tubing	Clear	2	0.055 in	Halogen Free, Polyolefin (PO)
A4 1 BLACK SPL Sumitomo Electric Interconnect Products, Inc. A4 1 BLACK SPL	Sign in to see pricing Log in Sign up free	105 °C	-55 °C	110 °C	—	Abrasion Resistant, Fluid Resistant, Strain Relief, UV Resistant	1 in	0.5 in	Flexible, Tubing	Black	2	0.035 in	Polyolefin (PO)