What are Heat Shrink Boots, Caps ?
Heat Shrink Boots, Caps are protective coverings designed to insulate and secure electrical connections. They are widely used in applications such as board-to-board and cable interconnects, as well as in production electronics assembly. Important specifications for selection include Color, which aids in identification; Material, which affects durability and heat resistance; and Large Diameter Recovered, which ensures a proper fit over connectors. Procurement teams should validate lifecycle status and consider alternate-source options to mitigate sourcing risks.
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| Part & Mfr | 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 | |||
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Black | - | 0.449" (11.40mm) | 1.000" (25.40mm) | - | Polyolefin (PO), Flexible | 62 | - | - | - | 2.701" (68.61mm) | Cap | |
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TE Connectivity
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Black | - | 0.449" (11.40mm) | 1.000" (25.40mm) | - | Elastomer, Semi-Rigid | 62 | - | - | - | 2.701" (68.61mm) | Cap | |
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TE Connectivity
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Black | - | 0.450" (11.43mm) | 1.000" (25.40mm) | 2.700" (68.58mm) | Elastomer, Fluid Resistant | 62 | - | - | - | - | Cap | |
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TE Connectivity
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Black | Flame Retardant | 0.559" (14.20mm) | 1.118" (28.40mm) | 1.098" (27.89mm) | Polyolefin (PO), Semi-Rigid | 32 | 0.260" (6.60mm) | 1.118" (28.40mm) | 0.630" (16.00mm) | 2.020" (51.31mm) | Boot | |
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Black | - | 0.710" (18.03mm) | 1.551" (39.40mm) | - | Polyolefin (PO), Semi-Rigid | 73 | - | - | - | 3.598" (91.39mm) | Cap | |
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Black | - | 0.449" (11.40mm) | 1.000" (25.40mm) | - | Polyolefin (PO), Semi-Flexible | 62 | - | - | - | 2.701" (68.61mm) | Cap | |
TE Connectivity
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Black | Adhesive Coating, Clips Included, Corrosion Resistant, Watertight | 0.945" (24.00mm) | 2.244" (57.00mm) | 1.378" (35.00mm) | Polyolefin (PO), Flexible | - | 0.472" (11.99mm) | 2.244" (57.00mm) | 0.984" (24.99mm) | 3.543" (89.99mm) | Boot, Transition - Configurable | |
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Black | - | - | - | - | Polyolefin (PO), Semi-Rigid | 11 | - | 0.120" (3.05mm) | - | - | Boot | |
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Black | - | 0.449" (11.40mm) | 1.000" (25.40mm) | - | Polyolefin (PO), Semi-Rigid | 62 | - | - | - | 2.701" (68.61mm) | Cap | |
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TE Connectivity
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Black | - | 0.449" (11.40mm) | 1.000" (25.40mm) | - | Polyolefin (PO), Semi-Rigid | 62 | - | - | - | 2.701" (68.61mm) | Cap | |
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TE Connectivity
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Black | Adhesive Coating, Fluid Resistant | 0.449" (11.40mm) | 1.000" (25.40mm) | - | Elastomer, Semi-Rigid | 62 | - | - | - | 2.701" (68.61mm) | Cap | |
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TE Connectivity
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Black | - | 1.000" (25.40mm) | 1.750" (44.45mm) | - | Polyolefin (PO), Semi-Rigid | 32 | - | - | - | 3.000" (76.20mm) | Cap | |
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TE Connectivity
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Black | Abrasion Resistant, Fungus Resistant, Moisture Resistant, Uncoated, Weather Resistant | 1.250" (31.75mm) | 2.950" (74.93mm) | - | Polyolefin (PO), Rigid | - | - | - | - | 3.122" (79.30mm) | Cap | |
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TE Connectivity
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TE Connectivity
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Black | - | 0.449" (11.40mm) | 1.000" (25.40mm) | - | Polyolefin (PO), Semi-Rigid | 62 | - | - | - | 2.701" (68.61mm) | Cap | |
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TE Connectivity
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Black | Abrasion Resistant, Adhesive Coating, Fungus Resistant, Moisture Resistant, Weather Resistant | 0.160" (4.06mm) | 0.394" (10.01mm) | - | Polyolefin (PO), Rigid | - | - | - | - | 1.496" (38.00mm) | Cap | |
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Black | Adhesive Coating, Flame Retardant | 0.311" (7.90mm) | 0.650" (16.51mm) | 0.559" (14.20mm) | Polyolefin (PO), Semi-Rigid | 11 | 0.150" (3.81mm) | 0.650" (16.51mm) | - | 1.000" (25.40mm) | Boot | |
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Black | Adhesive Coating, Flame Retardant | 0.390" (9.91mm) | 0.969" (24.61mm) | 0.858" (21.79mm) | Polyolefin (PO), Flexible | 21 | 0.209" (5.31mm) | 0.969" (24.61mm) | - | 1.500" (38.10mm) | Boot | |
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Black | - | 0.800" (20.32mm) | 0.850" (21.59mm) | 0.752" (19.10mm) | Elastomer, Semi-Rigid | 11 | 0.161" (4.09mm) | 0.311" (7.90mm) | - | 1.311" (33.30mm) | Boot, Rectangular | |
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Black | Fluid Resistant, Lip | 0.559" (14.20mm) | 1.180" (29.97mm) | 1.260" (32.00mm) | Polyolefin (PO), Semi-Flexible, Halogen Free | 32 | 0.232" (5.89mm) | 0.591" (15.01mm) | 0.710" (18.03mm) | 2.170" (55.12mm) | Boot | |
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Black | Fluid Resistant, Lip | 0.409" (10.39mm) | 0.941" (23.90mm) | 0.350" (8.89mm) | Elastomer, Semi-Rigid | 21 | 0.220" (5.59mm) | 0.941" (23.90mm) | 0.335" (8.51mm) | 1.020" (25.91mm) | Boot | |
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Glenair
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Glenair
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Black | Fluid Resistant | 0.862" (21.89mm) | 1.420" (36.07mm) | 1.630" (41.40mm) | Elastomer, Semi-Rigid | 53 | 0.339" (8.61mm) | 1.420" (36.07mm) | 0.870" (22.10mm) | 2.902" (73.71mm) | Boot | |
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Black | - | 0.413" (10.49mm) | 0.917" (23.29mm) | 0.831" (21.11mm) | Polyolefin (PO), Flexible | 21 | 0.220" (5.59mm) | 0.917" (23.29mm) | - | 1.500" (38.10mm) | Boot | |
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Black | Fluid Resistant, Lip | 0.882" (22.40mm) | 1.420" (36.07mm) | 1.654" (42.01mm) | Elastomer, Semi-Rigid | 53 | 0.331" (8.41mm) | 1.420" (36.07mm) | 0.768" (19.51mm) | 3.150" (80.01mm) | Boot | |
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Black | Flame Retardant, Fluid Resistant, Heat Resistant, Lip | 0.591" (15.00mm) | 1.012" (25.70mm) | 0.591" (15.01mm) | Polyolefin (PO), Flexible, Irradiated | 21 | 0.291" (7.39mm) | 1.012" (25.70mm) | 3.882" (98.60mm) | 4.772" (121.21mm) | Boot | |
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Black | Adhesive Coating, Flame Retardant, Lip | 0.559" (14.20mm) | 1.180" (29.97mm) | 1.260" (32.00mm) | Polyolefin (PO), Semi-Rigid | 32 | 0.232" (5.89mm) | 1.180" (29.97mm) | 0.710" (18.03mm) | 2.170" (55.12mm) | Boot | |
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Black | Fluid Resistant | 0.701" (17.81mm) | 1.220" (30.99mm) | 1.402" (35.61mm) | Elastomer, Semi-Rigid | 42 | 0.291" (7.39mm) | 1.220" (30.99mm) | 0.870" (22.10mm) | 2.630" (66.80mm) | Boot | |
TE Connectivity
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Black | Adhesive Coating, Flame Retardant, Lip | 0.559" (14.20mm) | 1.180" (29.97mm) | 1.260" (32.00mm) | Polyolefin (PO), Semi-Rigid | 32 | 0.232" (5.89mm) | 1.180" (29.97mm) | 0.710" (18.03mm) | 2.170" (55.12mm) | Boot | |
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Black | - | 0.413" (10.49mm) | 0.917" (23.29mm) | 0.831" (21.11mm) | Polyolefin (PO), Flexible | 21 | 0.220" (5.59mm) | 0.917" (23.29mm) | - | 1.500" (38.10mm) | Boot | |
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Black | Adhesive Coating, Flame Retardant | 0.701" (17.81mm) | 1.220" (30.99mm) | 1.402" (35.61mm) | Polyolefin (PO), Semi-Rigid | 42 | 0.291" (7.39mm) | 1.220" (30.99mm) | 0.870" (22.10mm) | 2.630" (66.80mm) | Boot | |
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Black | Adhesive Coating, Flame Retardant | 0.701" (17.81mm) | 1.220" (30.99mm) | 1.402" (35.61mm) | Polyolefin (PO), Flexible | 42 | 0.291" (7.39mm) | 1.220" (30.99mm) | 0.870" (22.10mm) | 2.630" (66.80mm) | Boot | |
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Black | Abrasion Resistant, Chemical Resistant, Flame Retardant, Fluid Resistant, Heat Resistant, Lip, Strain Resistant | 0.512" (13.00mm) | 0.760" (19.30mm) | 0.618" (15.70mm) | Elastomer, Semi-Rigid, Irradiated | 21 | 0.083" (2.11mm) | 0.250" (6.35mm) | 1.480" (37.59mm) | 2.370" (60.20mm) | Boot | |
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Black | Adhesive Coating, Fluid Resistant, Lip | 0.710" (18.03mm) | 1.220" (30.99mm) | 1.380" (35.05mm) | Elastomer, Semi-Rigid | 42 | 0.280" (7.11mm) | 1.220" (30.99mm) | 0.984" (24.99mm) | 2.640" (67.06mm) | Boot | |
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Black | Adhesive Coating, Flame Retardant, Lip | 0.710" (18.03mm) | 1.220" (30.99mm) | 1.380" (35.05mm) | Polyolefin (PO), Flexible | 42 | 0.280" (7.11mm) | 1.220" (30.99mm) | 0.984" (24.99mm) | 2.640" (67.06mm) | Boot | |
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Black | - | 0.681" (17.30mm) | 1.280" (32.51mm) | 1.201" (30.51mm) | Elastomer, Semi-Rigid | 42 | 0.272" (6.91mm) | 1.280" (32.51mm) | 0.980" (24.89mm) | - | Boot - 90° | |
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Black | - | 0.402" (10.21mm) | 0.980" (24.89mm) | 0.890" (22.61mm) | Polyolefin (PO), Semi-Rigid | 21 | 0.209" (5.31mm) | 0.980" (24.89mm) | 0.579" (14.71mm) | - | Boot - 90° | |
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- | - | - | 0.085" (2.15mm) | 0.510" (12.95mm) | Polyvinylidene Fluoride (PVDF), Irradiated | - | - | - | - | 0.840" (21.34mm) | Cap | |
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Black | - | 0.413" (10.49mm) | 0.917" (23.29mm) | 0.831" (21.11mm) | Polyolefin (PO), Flexible | 21 | 0.220" (5.59mm) | 0.917" (23.29mm) | - | 1.500" (38.10mm) | Boot | |
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Black | - | 0.409" (10.39mm) | 0.941" (23.90mm) | 0.984" (24.99mm) | Polyolefin (PO), Semi-Rigid | 21 | 0.220" (5.59mm) | 0.941" (23.90mm) | 0.630" (16.00mm) | 0.984" (24.99mm) | Boot - 90° | |
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Black | - | 0.559" (14.20mm) | 1.118" (28.40mm) | 1.071" (27.20mm) | Elastomer, Semi-Rigid | 32 | 0.260" (6.60mm) | 1.118" (28.40mm) | 0.980" (24.89mm) | - | Boot - 90° | |
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Black | Abrasion Resistant, Chemical Resistant, Flame Retardant, Fluid Resistant, Heat Resistant, Lip, Strain Resistant | 0.449" (11.40mm) | 0.882" (22.40mm) | 0.559" (14.20mm) | Elastomer, Semi-Rigid, Irradiated | 11 | 0.252" (6.40mm) | 0.882" (22.40mm) | 3.402" (86.41mm) | 4.169" (105.89mm) | Boot | |
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Black | Adhesive Coating, Clips Included, Corrosion Resistant, Watertight | 0.945" (24.00mm) | 2.244" (57.00mm) | 1.378" (35.00mm) | Polyolefin (PO), Flexible | - | 0.472" (11.99mm) | 2.244" (57.00mm) | 0.984" (24.99mm) | 3.543" (89.99mm) | Boot, Transition - Configurable |
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