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Edge Group
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New Location: 11280 Sanders Drive Suite B, Rancho Cordova, CA 95742
(916) 638-4821 (800) 367-8800 Fax (916) 441-6013
Flame Retardant End Caps Flame Retardant End Caps

• Heat indicating line ensures correct temperature is applied
• Cross-linked, UV resistant material improves flame retardancy, chemical, and temperature resistance
• Shrink ratio of 3:1 insulates a wide range of diameters and irregular shapes, which reduces inventory costs 
 
* Flame retardant products are manufactured from a material that is rated UL94V-0
Part Number  Part Description  Material 
Color 
Cap Length (In.) 
Cap Length (mm) 
Copper Conductor Size Range 
Max. Recovered I.D. (In.) 
Min. Expanded I.D. (In.) 
Nominal Recovered Wall Thickness (In.) 
Temperature Range 
Std. Pkg. Qty. 
HSECFR0.5-X Flame Retardant Thick Wall End Caps  Flame retardant cross-linked polyolefin with adhesive 
Black 
3.00 
76.2 
#8 - #6 AWG 
.16 
.51 
.090 
-67°F to 230°F (-55°C to 110°C) 
10 
HSECFR0.8-X Flame Retardant Thick Wall End Caps  Flame retardant cross-linked polyolefin with adhesive 
Black 
3.50 
88.9 
#6 - #2 AWG 
.24 
.75 
.090 
-67°F to 230°F (-55°C to 110°C) 
10 
HSECFR1.0-X Flame Retardant Thick Wall End Caps  Flame retardant cross-linked polyolefin with adhesive 
Black 
4.00 
101.6 
#1 - #3/0 MCM 
.35 
1.10 
.120 
-67°F to 230°F (-55°C to 110°C) 
10 
HSECFR1.5-5 Flame Retardant Thick Wall End Caps  Flame retardant cross-linked polyolefin with adhesive 
Black 
4.50 
114.3 
#2/0 - #350 MCM 
.47 
1.50 
.160 
-67°F to 230°F (-55°C to 110°C) 
5 
HSECFR2.0-5 Flame Retardant Thick Wall End Caps  Flame retardant cross-linked polyolefin with adhesive 
Black 
4.50 
114.3 
#250 - #500 MCM 
.63 
2.00 
.160 
-67°F to 230°F (-55°C to 110°C) 
5 
 
Heat Shrink End Caps Heat Shrink End Caps

• Shrink ratio of 3:1 insulates a wide range of diameters and irregular shapes, which reduces inventory costs
• Cross-linked UV resistant material improves chemical and temperature resistance
• Hot melt adhesive seals and insulates in one step to speed installation 
Part Number  Part Description  Material 
Color 
Cap Length (In.) 
Cap Length (mm) 
Copper Conductor Size Range 
Max. Recovered I.D. (In.) 
Min. Expanded I.D. (In.) 
Nominal Recovered Wall Thickness (In.) 
Temperature Range 
Std. Pkg. Qty. 
HSEC0.5-X Thick Wall End Caps provide protection for sealing ends of wire or cable  Polyolefin cross-linked with adhesive 
Black 
1.38 
35.1 
#8 - #4 AWG 
.18 
.47 
.100 
-67°F to 221°F (-55°C to 105°C) 
10 
HSEC0.8-X Thick Wall End Caps provide protection for sealing ends of wire or cable  Polyolefin cross-linked with adhesive 
Black 
2.13 
54.1 
#4 - #3/0 AWG 
.30 
.79 
.100 
-67°F to 221°F (-55°C to 105°C) 
10 
HSEC1.0-X Thick Wall End Caps provide protection for sealing ends of wire or cable  Polyolefin cross-linked with adhesive 
Black 
3.23 
82.0 
#2 - #4/0 AWG 
.45 
1.02 
.100 
-67°F to 221°F (-55°C to 105°C) 
10 
HSEC1.5-5 Thick Wall End Caps provide protection for sealing ends of wire or cable  Polyolefin cross-linked with adhesive 
Black 
3.86 
98.0 
#250 - #500 MCM 
.68 
1.58 
.110 
-67°F to 221°F (-55°C to 105°C) 
5 
HSEC2.0-5 Thick Wall End Caps provide protection for sealing ends of wire or cable  Polyolefin cross-linked with adhesive 
Black 
5.52 
140.2 
#600 - #1000 MCM 
.87 
2.25 
.150 
-67°F to 221°F (-55°C to 105°C) 
5 
HSEC4.0-2 Thick Wall End Caps provide protection for sealing ends of wire or cable  Polyolefin cross-linked with adhesive 
Black 
6.90 
175.3 
#1500 - #2000 MCM 
1.78 
4.14 
.150 
-67°F to 221°F (-55°C to 105°C) 
2 
 
Thick Wall Polyolefin Adhesive Lined for Wet Locations Thick Wall Polyolefin Adhesive Lined for Wet Locations

• Shrink ratio of 3:1 insulates a wide range of diameters and irregular shapes, which reduces inventory costs
• Cross-linked, UV resistant material improves flame retardancy, chemical, and temperature resistance
• Thick wall product seals and insulates in one step to speed installation 
 
* For red, add 2 to end of part number package suffix (Example HST0.4-3-Q2).
‡‡ Meets Mil Spec AMS-DTL-23053/15 Class 1. 

Part Number  Part Description  Material 
Color 
Length (In.) 
Copper Conductor Size Range 
Max. Connector O.D. (In.) 
Max. Recovered I.D. (In.) 
Min. Cable O.D. (In.) 
Min. Expanded I.D. (In.) 
Nominal Recovered Wall Thickness (In.) 
Temperature Range 
Std. Pkg. Qty. 
HST0.4-3-Q Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
3.00 
#12 - #6 AWG 
.350 
.15 
.170 
.40 
.090 
-85°F to 230°F (-65°C to 110°C) 
25 
HST0.4-3-Q2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
3.00 
#12 - #6 AWG 
.350 
.15 
.170 
.40 
.090 
-85°F to 230°F (-65°C to 110°C) 
25 
HST0.4-6-3 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
6.00 
#12 - #6 AWG 
.350 
.15 
.170 
.40 
.090 
-85°F to 230°F (-65°C to 110°C) 
3 
HST0.4-6-X Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
6.00 
#12 - #6 AWG 
.350 
.15 
.170 
.40 
.090 
-85°F to 230°F (-65°C to 110°C) 
10 
HST0.4-6-X2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
6.00 
#12 - #6 AWG 
.350 
.15 
.170 
.40 
.090 
-85°F to 230°F (-65°C to 110°C) 
10 
HST0.4-48-5 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
48.00 
#12 - #6 AWG 
.350 
.15 
.170 
.40 
.090 
-85°F to 230°F (-65°C to 110°C) 
5 
HST0.4-48-5-2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
48.00 
#12 - #6 AWG 
.350 
.15 
.170 
.40 
.090 
-85°F to 230°F (-65°C to 110°C) 
5 
HST0.8-6-3 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
6.00 
#8 - #1/0 AWG 
.650 
.26 
.240 
.80 
.110 
-85°F to 230°F (-65°C to 110°C) 
3 
HST0.8-6-X Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
6.00 
#8 - #1/0 AWG 
.650 
.26 
.240 
.80 
.110 
-85°F to 230°F (-65°C to 110°C) 
10 
HST0.8-6-X2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
6.00 
#8 - #1/0 AWG 
.650 
.26 
.240 
.80 
.110 
-85°F to 230°F (-65°C to 110°C) 
10 
HST0.8-9-X Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
9.00 
#8 - #1/0 AWG 
.650 
.26 
.240 
.80 
.110 
-85°F to 230°F (-65°C to 110°C) 
10 
HST0.8-9-X2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
9.00 
#8 - #1/0 AWG 
.650 
.26 
.240 
.80 
.110 
-85°F to 230°F (-65°C to 110°C) 
10 
HST0.8-12-5 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
12.00 
#8 - #1/0 AWG 
.650 
.26 
.240 
.80 
.110 
-85°F to 230°F (-65°C to 110°C) 
5 
HST0.8-12-5-2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
12.00 
#8 - #1/0 AWG 
.650 
.26 
.240 
.80 
.110 
-85°F to 230°F (-65°C to 110°C) 
5 
HST0.8-48-5 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
48.00 
#8 - #1/0 AWG 
.650 
.26 
.240 
.80 
.110 
-85°F to 230°F (-65°C to 110°C) 
5 
HST0.8-48-5-2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
48.00 
#8 - #1/0 AWG 
.650 
.26 
.240 
.80 
.110 
-85°F to 230°F (-65°C to 110°C) 
5 
HST1.1-6-3 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
6.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
3 
HST1.1-6-X Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
6.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
10 
HST1.1-6-X2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
6.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
10 
HST1.1-9-2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
9.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
2 
HST1.1-9-X Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
9.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
10 
HST1.1-9-X2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
9.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
10 
HST1.1-12-5 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
12.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
5 
HST1.1-12-5-2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
12.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
5 
HST1.1-48-5 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
48.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
5 
HST1.1-48-5-2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Red 
48.00 
#2 - #4/0 AWG 
.875 
.37 
.400 
1.10 
.120 
-85°F to 230°F (-65°C to 110°C) 
5 
HST1.5-9-X Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
9.00 
#3/0 - #400 MCM 
1.190 
.50 
.600 
1.50 
.170 
-85°F to 230°F (-65°C to 110°C) 
10 
HST1.5-12-1 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
12.00 
#3/0 - #400 MCM 
1.190 
.50 
.600 
1.50 
.170 
-85°F to 230°F (-65°C to 110°C) 
1 
HST1.5-12-5 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
12.00 
#3/0 - #400 MCM 
1.190 
.50 
.600 
1.50 
.170 
-85°F to 230°F (-65°C to 110°C) 
5 
HST1.5-48-5 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
48.00 
#3/0 - #400 MCM 
1.190 
.50 
.600 
1.50 
.170 
-85°F to 230°F (-65°C to 110°C) 
5 
HST2.0-9-5 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
9.00 
#250 - #750 MCM 
1.600 
.67 
.750 
2.00 
.170 
-85°F to 230°F (-65°C to 110°C) 
5 
HST2.0-12-2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
12.00 
#250 - #750 MCM 
1.600 
.67 
.750 
2.00 
.170 
-85°F to 230°F (-65°C to 110°C) 
2 
HST2.0-48-2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
48.00 
#250 - #750 MCM 
1.600 
.67 
.75 
2.00 
.170 
-85°F to 230°F (-65°C to 110°C) 
2 
HST3.0-12-2 Thick Wall Heat Shrink provides excellent protection above or below ground level and is suitable for wet locations and direct burial (UL486D)  Flame retardant polyolefin cross-linked with adhesive
Black 
12.00 
#600 - #1250 MCM