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Sumitomo Electric Interconnect

Sumitomo logo, CDM provides several polyolefin MILSPEC certified shrink tubing products, expandable sleeves, heat shrinkable boots and other insulation products.

CDM Electronics is a premier distributor for Sumitomo Electric SUMITUBE® tubing and SUMITUBE® STS (Solder Termination Sleeve) products.

Sumitomo SUMITUBE® Capabilities:

  • Polyolefin, Fluoroplastic, Elastomer Material offering
  • Thermal Resistant
  • Flame Retardant
  • Flexible
  • Lower Shrink Temperature
  • Excellent Electrical Properties
  • Superior Mechanical Properties


Most products are certified to Mil-spec standards, including AMS-DTL-23053/4, AMS-DTL-23053/4 Cl 2, AMS-DTL-23053/6 Cl 1, AMS-DTL-, 23053/5 Cl 1&3, AMS-DTL-23053/4 Cl 3, AMS-DTL-23053/16, AMS-DTL-23053/18 Cl 2, AMS-DTL-23053/8, AMS-DTL-23053/13, AMS-DTL-23053/12 Cl 3.

Sumitomo offers several competitive alternatives to Raychem, 3M, Canusa, Insultab, Gamma and Alpha.

Sumitomo Sumitube
  Sumitomo STS
  Sumitomo Sumimark




SUMITUBE® heat shrinkable tubing when introduced to a controlled application of heat, reduces in diameter to a pre-determined size to provide an excellent conformal and protective insulating layer to a variety of substrates. Sumitomo Electric Sumitube® heat shrinkable tubing, insulation products are made from polyolefin, fluorine polymer, and thermoplastic elastomer. SUMITUBE® meets key major commercial and military specifications including AMS-DTL-23053, UL and CSA and is available in single and dual-wall constructions.

Sumitomo Tubing

Sumitube® Tubing Types

  • Single wall polyolefin
  • Dual wall with adhesive or encapsulant liner
  • PVDF (fluoroplastic)
  • Elastomers
  • Specialty low outgassing 
  • Sumitube® Tubing Features & Benefits
  • Electrical insulation
  • Mechanical protection
  • Strain relief
  • Bundling and wire management
  • Identification
  • Color coding
  • Sealing / environmental protection
  • Repair
  • Radiation cross-linked
  • Lower shrink temperatures
Many standard designs and styles available to satisfy your heat
shrink tubing and interconnect requirements.
Have any special design requirements, contact CDM for a customized solution!

SUMIMARK® IV Marking System


CDM uses the SUMIMARK®  IV Marking System for all SUMITUBE® Heat Shrinkable Tubing label and marking requests.

The SUMIMARK® IV is a high performance, high speed thermal transfer marking system that produces crisp, high quality text, barcodes and graphic images for any standard label or custom tube marking requirement.

To learn more about the SUMIMARK® IV Marking System, please view the brochure or contact a CDM Technical Representative. 

To purchase a SUMIMARK® IV Marking System please click here:SUMIMARK® IV


Printer Model SumiMark® IV
Printing Method Thermal Transfer
Dot Density 300 dpi.
Operating System Microsoft Windows XP, Vista and Windows 7 (English only)
Software SumiMark® Marking System 6.0
Effective Print Width 3.25" (82.55mm)
Tubing Diameters 1/16" to 2"
Tubing See SumiMark® Tubing Product List.
Cut Length Range 0.25" to 29" in increments of 0.01"
Font Types All Windows Fonts
Font Size 5 pt. to 120 pt. (approx 0.08" to 1.65" tall)
Bar Code Type All basic barcodes
Sequencing Alpha and numeric, up to 2 simultaneous sequences
Ribbon See ribbon data sheets
System Dimensions Width: 10" (254mm)
Depth: 16" (406mm)
Height: 10" (254mm)
Weight: 25lbs (11.4kg)
Electrical Specifications Auto-Switching Power Supply: 110/220 VAC and 50/60 Hz
Communication Interface USB, Ethernet, Parallel and Serial
Mark Permanence





SUMITUBE® STS heat shrinkable solder termination sleeves are shield terminators which provide immersion resistance, rugged and environmentally sealed soldered connections that are completely insulated, encapsulated and strain-relieved. Sumitomo Electric SUMITUBE® Solder Termination Sleeves (STS) ensure connections that are completely insulated, encapsulated and strain relieved without the need of any specialized tools or training.


Sumitube® STS Solder Termination Sleeves

  • Solder, insulate, strain relief and seal in one quick single operation
  • Reliable, repeatable, and inspectable
  • Available with optional pre-installed lead wire or braid
  • Meets demanding AS83519/M83519 requirements
  • Cost effective solutions for:
    • Shield termination
    • Wire to wire splicing
    • Wire to pin termination


Many standard designs and styles are available to satisfy your soldering and interconnect requirements.

Have any special design requirements, contact CDM
for a customized solution!