Panduit HSTT25-C 0.25" Heat Sh...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$264.23
$129.61
Panduit HSTT25-C Dry-Shrink, HSTT25-C Heatshrink, Black, PO, 100' L, 0.25" to 0.125" ID, PK1

Panduit HSTT25-C 0.25" Heat Shrink Tubing, Black Cross-Linked Polyolefin

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Model: HSTT25-C

In Stock (leaves warehouse same day if ordered before 3pm ET)

$264.23
$129.61
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Panduit HSTT25-C 0.25" Heat Shrink Tubing, Black Cross-Linked Polyolefin

Panduit HSTT25-C Heat Shrink Tubing delivers reliable wire and cable insulation with 0.25" nominal diameter, cross-linked polyolefin construction. This black, flame-retardant tubing recovers to a 0.125" inside diameter at a 2:1 shrink ratio, ships on a 100-foot roll, and is rated for dry location use. It carries UL E122770 and Mil Spec AMS-DTL-23053/5 Class 1 certifications and operates from -67°F to 275°F (-55°C to 135°C).

Key Features

  • Trade Size: 0.25" expanded diameter shrinks to a 0.125" recovered diameter for a secure wire fit.
  • Durable Construction: Cross-linked polyolefin provides superior durability and chemical resistance for lasting insulation.
  • 2:1 Shrink Ratio: Delivers versatile, secure coverage from 0.25" expanded diameter down to 0.125" recovered diameter.
  • Flame-Retardant Properties: Meets safety requirements with enhanced fire resistance for critical wire protection installations.
  • Wide Temperature Range: Operates reliably from -67°F to 275°F (-55°C to 135°C).
  • 0.025" Wall Thickness: Offers optimal protection while maintaining flexibility for easy installation.
  • 100-Foot Roll Format: Long roll length supports multiple installations with minimal waste.

Certifications & Compliance

  • UL E122770 Listed
  • Mil Spec AMS-DTL-23053/5 Class 1 Compliant
  • RoHS Compliant
  • Rated For Dry Locations

Technical Specifications

  • Adhesive Lined: No
  • Arra Compliant: N
  • California Pro65 Cancer: No
  • Hazardous Material Flag: N
  • Lead Content Indicator: N
  • Maximum Operating Temperature C: 135
  • Maximum Operating Temperature F: 275
  • Maximum Recovered Inside Diameter Mm: 3.2
  • Mercury Content Indicator: N
  • Min Order Qty: 1
  • Minimum Expanded Inside Diameter Mm: 6.4
  • Minimum Operating Temperature C: -55
  • Minimum Operating Temperature F: -67
  • Nominal Diameter Mm: 6.4
  • Nominal Recovered Wall Thickness Mm: 0.6
  • Overall Length Ft: 100
  • Pallet Quantity: 80
  • Product Segment: IEI
  • Reach Status: N
  • Shrink Temperature C: 90
  • Shrink Temperature F: 194
  • Std Carton Length In: 28
  • Std Ctn Qty: 10
  • Std Pkg Qty: 1

Typical Applications

  • Electrical Panel Wire Protection
  • Control Cabinet Wiring
  • Industrial Equipment Connections
  • Commercial Building Systems
  • Telecommunications Infrastructure
  • Automotive Wire Harnesses

Why Panduit?

Panduit HSTT25-C Heat Shrink Tubing combines cross-linked polyolefin construction with UL E122770 and Mil Spec AMS-DTL-23053/5 Class 1 certification. Its flame-retardant properties and wide -67°F to 275°F operating range ensure dependable performance in demanding wire protection applications, while RoHS compliance supports environmentally responsible professional installations.

Manufacturer Resources

Product Specs

Adhesive Lined:
No
Arra Compliant:
N
California Pro65 Cancer:
No
Ean:
74983747030
GTIN Carton:
5.0075E+13
GTIN Package:
74983747030
Hazardous Material Flag:
N
Lead Content Indicator:
N
Maximum Recovered Inside Diameter In:
0.125
Maximum Recovered Inside Diameter (mm):
3.2
Mercury Content Indicator:
N
Min Order Qty:
1
Minimum Expanded Inside Diameter In:
0.25
Minimum Expanded Inside Diameter (mm):
6.4
Nominal Diameter (In.):
0.25
Nominal Diameter (mm):
6.4
Nominal Recovered Wall Thickness (In.):
0.025
Nominal Recovered Wall Thickness (mm):
0.6
Pallet Quantity:
80
Pallet Volume:
33.848424
Pallet Weight:
91.2
Product Color:
Black
Product Material:
Cross-Linked Polyolefin
Product Segment:
IEI
Product Type:
Heat Shrink Tubing
REACH Status:
N
Resistance Properties:
Flame-Retardant
Rohs Compliant:
Compliant
Shrink Ratio:
2:01
Standard Carton Volume Ft3:
4.2311
Standard Carton Weight Pounds:
11.4
Standard Package Volume Ft3:
0.4231
Standard Package Weight Pounds:
1.14
Std Carton Height In:
18.4
Std Carton Height MM:
467.36
Std Carton Length In:
28
Std Carton Length MM:
711.2
Std Carton Width In:
14.7
Std Carton Width MM:
373.38
Std Ctn Qty:
10
Std Package Height In:
3.65
Std Package Height MM:
92.71
Std Package Length In:
13.55
Std Package Length MM:
344.17
Std Package Width In:
13.5
Std Package Width MM:
342.9
Department:
Electrical
Product Group:
Cable Management & Identification
Product Subgroup:
Electrical Sleeves
Minimum Operating Temperature (°C):
-55
Any Reason Not to Sell:
N
Min. Order UOM:
Roll
Overall Length (ft.):
100
Maximum Operating Temperature (°C):
135
Sub Brand:
Dry-Shrink™
Minimum Operating Temperature (°F):
-67
Shrink Temperature (°F):
194
Shrink Temperature (°C):
90
Restricted Use of Hazardous Substances:
N
Std. Pkg. Qty.:
1
Overall Length (In.):
1200
Overall Length (m):
30.48
Std. Pkg. UOM:
Roll
Maximum Operating Temperature (°F):
275
Overall Length (mm):
30500
UOM EA PK:
EA

Panduit HSTT25-C – Frequently Asked Questions

1) What wire sizes will Panduit HSTT25-C 1/4 inch heat shrink tubing fit over?
The HSTT25-C goes on at a 0.25 inch expanded inside diameter and recovers down to 0.125 inch, a 2:1 ratio. That means it slides over anything up to about 1/4 inch across (a terminal barrel, a small splice, a connector shoulder) and grips tight on anything down to 1/8 inch. Below 1/8 inch diameter it will not pull in far enough to seal properly, so step down to a smaller trade size for fine-gauge leads.
2) What temperature do I need to shrink Panduit HSTT25-C tubing, and can I use a heat gun?
It starts recovering at 194 F (90 C), so a standard electrical heat gun handles it easily. Keep the gun moving around the circumference rather than parking it in one spot. Once installed, the cross-linked polyolefin tubing holds service temperatures from -67 F up to 275 F (-55 C to 135 C), so panel and engine-bay heat will not loosen it.
3) Is the Panduit HSTT25-C heat shrink waterproof or suitable for outdoor and buried splices?
No. The HSTT25-C is rated for dry locations and has no adhesive lining, so it insulates and mechanically protects but does not seal out moisture. For wet, direct-burial, or outdoor splices you need an adhesive-lined (dual-wall) tubing or a separate sealant. Use this one inside panels, control cabinets, and other dry enclosures.
4) Does Panduit HSTT25-C tubing meet UL and military spec requirements for a government or institutional job?
It carries UL E122770 and complies with Mil Spec AMS-DTL-23053/5 Class 1, and it is flame-retardant and RoHS compliant. That combination is what most government, healthcare, and institutional wiring specs call out for general-purpose thin-wall polyolefin tubing. Country of origin is China.
5) How thick is the wall on Panduit HSTT25-C after it shrinks, and is that enough for abrasion protection?
Recovered wall thickness is 0.025 inch (0.6 mm). That is a thin-wall tubing: it gives dielectric insulation, strain relief at a terminal, and light abrasion cover while staying flexible enough to bend in a wire bundle. If the wire is dragging over a sharp panel edge or a chassis cutout, a heavy-wall tubing or a grommet is the better call.
6) Is 3M FP-301 tubing the same thing as Panduit HSTT25-C?
They are both polyolefin heat shrink tubing but they are not identical parts. The 3M FP-301 series, including the FP301-2, is described as flexible, thin wall polyolefin. The Panduit HSTT25-C is cross-linked polyolefin with a 0.025 inch nominal recovered wall thickness, is flame-retardant, and is rated for dry locations over a -67 F to 275 F operating range. If a drawing calls out the Panduit part by number, order HSTT25-C rather than cross-shipping an FP-301 size.
7) Does any of this polyolefin tubing seal a connection against moisture?
None of it is an adhesive lined, sealing tubing. The Panduit HSTT25-C is not adhesive lined and is rated for dry locations, insulating and protecting wires and cables. The 3M FP-301 and FP301-2 are single wall and thin wall polyolefin respectively, which is the same non-lined construction class. For a wet or buried splice you need a dedicated adhesive lined or dual wall product rather than any of these.
8) Will Panduit HSTT25-C hold up to oils and chemicals in an industrial machine enclosure?
The tubing is cross-linked polyolefin, which is the standard material choice for industrial wire protection because cross-linking improves toughness and chemical resistance over plain extruded tubing. It is also flame-retardant. Sold under Panduit's Dry-Shrink line, it is intended for dry-location use in equipment connections and control cabinets, not for submerged or fluid-immersed runs.
9) Does Panduit HSTT25-C heat shrink contain lead or mercury, and is it Prop 65 flagged?
No lead or mercury content is indicated, it is not flagged under California Proposition 65 for cancer, it is not a hazardous material, and it is RoHS compliant. That clears the usual procurement screens for schools, healthcare, and public-agency orders.
10) How much does a roll of Panduit HSTT25-C weigh and how big is the carton for a bulk order?
One roll packs at 1.14 lb in a 13.55 x 13.5 x 3.65 inch package. A standard carton of 10 rolls weighs 11.4 lb and measures 28 x 18.4 x 14.7 inches. Pallet quantity is 80 rolls at 91.2 lb, which helps if you are planning dock space or a stocking order.
How fast can I get the Panduit HSTT25-C delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Panduit HSTT25-C come with a warranty?
Absolutely. The Panduit HSTT25-C is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Panduit HSTT25-C?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Panduit HSTT25-C from ZenSupply?
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