202K121-25/225-0 Heat shrink boot for shell size 21, black, made of semi-rigid elastomer with adhesive coating and fluid resistant lip. Supplied diameters 23.90mm, recovers to 10.39mm (large) and 5.59mm (small).
Mfr Part #:

202K121-25/225-0

Available from 1 distributors
Mfr Name: TE Connectivity
TE Connectivity
Heat shrink boot for shell size 21, black, made of semi-rigid elastomer with adhesive coating and fluid resistant lip. Supplied diameters 23.90mm, recovers to 10.39mm (large) and 5.59mm (small).
Total Stock: 13 pcs
$ Price Range: $15.00 - $22.44

202K121-25/225-0 Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
13 pcs
13 pcs On Request 1 On Request On Request On Request On Request On Request

202K121-25/225-0 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Color
Features
Large Diameter Recovered
Large Diameter Supplied
Large Recovered Length
Material
Shell Size
Small Diameter Recovered
Small Diameter Supplied
Small Recovered Length
Total Length Recovered
Type

202K121-25/225-0 Description

Short technical summary and product information.

This heat shrink boot from TE Connectivity is designed for shell size 21 applications. It is constructed from a semi-rigid elastomer material in black, providing durability and flexibility. The boot features an adhesive coating and a fluid resistant lip for enhanced environmental sealing.

 

The boot has supplied diameters of 23.90mm for both large and small ends. Upon recovery, the large diameter reduces to 10.39mm and the small diameter to 5.59mm. The large recovered length is 21.08mm, the small recovered length is 13.00mm, and the total recovered length is 38.00mm.

 

Key features include adhesive coating for secure bonding, fluid resistance for protection against moisture and contaminants, and a lip design for improved sealing. The boot is RoHS3 and REACH compliant, with an MSL rating of 1 (unlimited). It is suitable for cable entry sealing and strain relief in demanding environments.

202K121-25/225-0 Quick Information

Product Type: Heat Shrink Boot
Series: 202K
Canonical Name: Heat Shrink Boot, Shell Size 21, Black, Elastomer Semi-Rigid, with Lip
Subcategory: Heat Shrink Boots

202K121-25/225-0 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

202K121-25/225-0 Estimated Pricing

Qty Low High
1+ $22.44 $22.44
10+ $19.07 $19.07
25+ $17.88 $17.88
50+ $17.07 $17.07
100+ $16.28 $16.28
250+ $15.21 $15.21
500+ $15.00 $15.00

Estimated market price range - modelled values for guidance only, not live distributor offers.

202K121-25/225-0 Features

  • Semi-rigid elastomer construction for durability.
  • Adhesive coating for environmental sealing.
  • Fluid resistant lip protects against contaminants.
  • Shell size 21 for specific connector backshells.
  • Recovers to precise dimensions for tight fit.

202K121-25/225-0 Applications

  • Cable entry sealing in harsh environments.
  • Strain relief for connector backshells.
  • Protection against moisture and fluids.
  • Used in aerospace and industrial applications.

202K121-25/225-0 FAQs

7 frequently asked questions generated from this part’s specifications.
Is this heat shrink boot RoHS compliant?

Yes, it is listed as RoHS3 compliant.

What material is the boot made of?

It is made of semi-rigid elastomer.

What is the shell size of this boot?

The shell size is 21.

What are the supplied and recovered diameters?

Supplied diameter is 23.90mm for both ends. Large recovered diameter is 10.39mm, small recovered diameter is 5.59mm.

Does the boot have an adhesive coating?

Yes, it features an adhesive coating.

Is the boot fluid resistant?

Yes, it is fluid resistant and has a lip for additional protection.

What is the total recovered length?

The total recovered length is 38.00mm.

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