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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- | - | 1.618" (41.10mm) | 1.970" (50.04mm) | 1.161" (29.49mm) | - | - | 0.559" (14.20mm) | 1.970" (50.04mm) | 3.181" (80.80mm) | 5.201" (132.11mm) | Boot - 90° | |
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Black | - | 1.630" (41.40mm) | 2.630" (66.80mm) | 1.000" (25.40mm) | Polyolefin (PO), Semi-Rigid | - | 1.000" (25.40mm) | 2.630" (66.80mm) | - | 7.059" (179.30mm) | Boot | |
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- | - | 0.559" (14.20mm) | 0.760" (19.30mm) | 1.012" (25.71mm) | Polychloroprene | - | 0.161" (4.09mm) | 0.323" (8.20mm) | 0.319" (8.10mm) | 1.161" (29.49mm) | Boot - 90° | |
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Black | Flame Retardant, Lip, Strain Resistant | 0.449" (11.40mm) | 0.882" (22.40mm) | 0.559" (14.20mm) | Silicone, Flexible | 11 | 0.252" (6.40mm) | 0.551" (14.00mm) | 3.402" (86.41mm) | 4.169" (105.89mm) | Boot | |
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Black | Flame Retardant, Lip, Strain Resistant | 0.591" (15.00mm) | 1.012" (25.70mm) | 0.591" (15.01mm) | Silicone, Flexible | 21 | 0.291" (7.39mm) | 0.630" (16.00mm) | 3.882" (98.60mm) | 4.772" (121.21mm) | Boot | |
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Black | - | 0.142" (3.61mm) | 0.260" (6.60mm) | 0.594" (15.09mm) | Elastomer, Flexible | 11 | 0.142" (3.61mm) | 0.260" (6.60mm) | 0.579" (14.71mm) | 1.169" (29.69mm) | Boot, Transition - Breakout, 2:1 (T) | |
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Black | Flame Retardant, Lip, Strain Resistant | 0.902" (22.91mm) | 1.340" (34.04mm) | 0.618" (15.70mm) | Silicone, Flexible | 42 | 0.382" (9.70mm) | 0.839" (21.31mm) | 5.150" (130.81mm) | 6.280" (159.51mm) | Boot | |
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Black | Flame Retardant, Fluid Resistant, Fuel Resistant, Heat Resistant, Lip | 0.740" (18.80mm) | 1.161" (29.49mm) | 0.480" (12.19mm) | Fluoroelastomer (FKM), Flexible, Irradiated | 32 | 0.331" (8.41mm) | 0.720" (18.29mm) | 2.480" (62.99mm) | 3.500" (88.90mm) | Boot | |
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Black | - | - | 0.650" (16.51mm) | - | Polyolefin (PO), Semi-Rigid | 11 | - | - | - | - | Boot | |
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Black | Adhesive Coating, Flame Resistant | 0.870" (22.10mm) | 1.140" (28.96mm) | 1.650" (41.91mm) | Polyolefin (PO), Semi-Rigid | 32 | 0.280" (7.11mm) | 1.140" (28.96mm) | 1.020" (25.91mm) | 3.150" (80.01mm) | Boot | |
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Black | - | - | - | - | Polyolefin (PO), Semi-Rigid | 21 | - | - | - | - | Boot | |
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Black | - | 0.500" (12.70mm) | 1.060" (26.92mm) | 1.618" (41.10mm) | Elastomer, Flexible | 24 | 0.142" (3.61mm) | 0.260" (6.60mm) | 1.409" (35.79mm) | 3.642" (92.51mm) | Boot, Transition - Side Breakout, 45° | |
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Black | Flame Retardant, Lip | 0.740" (18.80mm) | 1.157" (29.39mm) | 0.819" (20.80mm) | Polyolefin (PO), Semi-Rigid, Irradiated | 32 | 0.331" (8.41mm) | 1.157" (29.39mm) | 0.370" (9.40mm) | 2.000" (50.80mm) | Boot - 90° | |
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Black | Flame Retardant, Lip, Strain Resistant | 1.340" (34.04mm) | 1.720" (43.69mm) | 0.780" (19.81mm) | Silicone, Flexible | 63 | 0.480" (12.19mm) | 1.071" (27.20mm) | 6.421" (163.09mm) | 8.000" (203.20mm) | Boot | |
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