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 | Total Length Supplied | Type | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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TE Connectivity
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Black | - | 0.591" (15.00mm) | 1.380" (35.05mm) | - | Polyolefin (PO), Semi-Rigid | 64 | 0.591" (15.01mm) | 1.496" (38.00mm) | 1.114" (28.30mm) | - | - | Feed Through | |
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TE Connectivity
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TE Connectivity
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Black | Flame Retardant, Lip | 0.902" (22.91mm) | 1.340" (34.04mm) | 0.618" (15.70mm) | Polyolefin (PO), Semi-Rigid, Irradiated | 42 | 0.382" (9.70mm) | 0.839" (21.31mm) | 5.150" (130.81mm) | 6.280" (159.51mm) | - | Boot | |
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TE Connectivity
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Black | Flame Retardant | 1.110" (28.19mm) | 0.750" (19.05mm) | - | Polyolefin (PO), Semi-Rigid | 71 | 0.200" (5.08mm) | 0.750" (19.05mm) | - | - | - | Boot, Rectangular - Right Angle, 90° | |
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TE Connectivity
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- | - | - | - | - | - | - | - | - | - | - | - | - | |
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TE Connectivity
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TE Connectivity
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Black | - | 1.169" (29.69mm) | 1.531" (38.89mm) | 0.858" (21.79mm) | Silicone | - | 0.858" (21.80mm) | 1.531" (38.89mm) | 7.350" (186.69mm) | 9.000" (228.60mm) | - | Boot | |
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TE Connectivity
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TE Connectivity
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Black | - | 1.051" (26.70mm) | 2.189" (55.60mm) | 4.272" (108.51mm) | Elastomer, Flexible | 67 | 0.512" (13.00mm) | 1.060" (26.92mm) | 3.642" (92.51mm) | - | - | Boot, Transition - Breakout, 4:1 | |
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TE Connectivity
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Black | Abrasion Resistant, Corrosion Resistant, Flame Retardant, Round Base, Weather Resistant | 0.900" (22.86mm) | 1.693" (43.00mm) | 2.300" (58.42mm) | Polyolefin (PO), Semi-Rigid | - | 0.300" (7.62mm) | 0.820" (20.83mm) | 1.181" (30.00mm) | - | - | Boot, Transition - Breakout, 3:1 | |
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TE Connectivity
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Black | Abrasion Resistant, Corrosion Resistant, Flame Retardant, Weather Resistant | 2.008" (51.00mm) | 3.200" (81.28mm) | 3.500" (88.90mm) | Polyolefin (PO), Semi-Rigid | - | 0.748" (19.00mm) | 1.417" (35.99mm) | 1.600" (40.64mm) | - | - | Boot, Transition - Breakout, 3:1 | |
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TE Connectivity
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Black | Abrasion Resistant, Fungus Resistant, Moisture Resistant, Uncoated, Weather Resistant | 0.160" (4.06mm) | 0.394" (10.01mm) | - | Polyolefin (PO), Rigid | - | - | - | - | 1.496" (38.00mm) | - | Cap | |
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TE Connectivity
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Black | Abrasion Resistant, Fungus Resistant, Moisture Resistant, Uncoated, Weather Resistant | 0.591" (15.00mm) | 1.380" (35.05mm) | - | Polyolefin (PO), Rigid | - | - | - | - | 3.543" (89.99mm) | - | Cap | |
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TE Connectivity
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TE Connectivity
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Black | Abrasion Resistant, Adhesive Coating, Corrosion Resistant, Flame Retardant, Round Base, Weather Resistant | 2.008" (51.00mm) | 3.200" (81.28mm) | 3.500" (88.90mm) | Polyolefin (PO), Semi-Rigid | - | 0.748" (19.00mm) | 1.417" (35.99mm) | 1.600" (40.64mm) | - | - | Boot, Transition - Breakout, 3:1 | |
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TE Connectivity
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Black | - | 0.050" (1.27mm) | 0.225" (5.72mm) | - | Polyolefin (PO), Semi-Rigid | - | - | - | - | - | 1.575" (40.01mm) | Cap | |
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TE Connectivity
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Black | Abrasion Resistant, Adhesive Coating, Flame Retardant, Fluid Resistant, Moisture Resistant, Strain Resistant | 0.095" (2.41mm) | 0.427" (10.85mm) | - | Polyolefin (PO), Semi-Rigid | - | - | - | - | - | 1.380" (35.05mm) | Cap | |
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TE Connectivity
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Natural | Adhesive Coating | 0.040" (1.02mm) | 0.125" (3.18mm) | - | Polyvinylidene Fluoride (PVDF) | - | - | - | - | - | 1.060" (26.92mm) | Cap | |
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TE Connectivity
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Natural | Adhesive Coating | 0.040" (1.02mm) | 0.125" (3.18mm) | - | Polyvinylidene Fluoride (PVDF) | - | - | - | - | - | 1.060" (26.92mm) | Cap | |
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TE Connectivity
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Natural | Adhesive Coating | 0.070" (1.78mm) | 0.187" (4.75mm) | - | Polyvinylidene Fluoride (PVDF) | - | - | - | - | - | 1.060" (26.92mm) | Cap | |
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TE Connectivity
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Black | - | 0.800" (20.32mm) | 0.800" (20.32mm) | - | Polyolefin (PO), Semi-Flexible | 11 | 0.161" (4.09mm) | 0.311" (7.90mm) | - | - | - | Boot, Rectangular - Right Angle, 90° | |
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TE Connectivity
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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 | Abrasion Resistant, Encapsulant Lined, Flex Resistant, Moisture Resistant, Splash Resistant, Vibration Resistant | 0.090" (2.29mm) | 0.500" (12.70mm) | - | Polyolefin (PO), Semi-Rigid | - | - | - | - | - | 1.500" (38.10mm) | Cap | |
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Qualtek
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Black | Anti-Tracking, Creep Resistant, Mastic Coated, Weather Resistant | - | 5.512" (140.00mm) | - | Polyolefin | - | 1.181" (30.00mm) | 2.953" (75.01mm) | - | - | - | Rain Shield | |
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TE Connectivity
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Clear | Abrasion Resistant, Adhesive Coating, Fluid Resistant, Moisture Resistant, Strain Resistant | 0.050" (1.27mm) | 0.225" (5.72mm) | - | Polyolefin (PO), Semi-Rigid | - | - | - | - | - | 1.970" (50.04mm) | Cap | |
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TE Connectivity
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Clear | Abrasion Resistant, Adhesive Coating, Fluid Resistant, Moisture Resistant, Strain Resistant | 0.065" (1.65mm) | 0.293" (7.44mm) | - | Polyolefin (PO), Semi-Rigid | - | - | - | - | - | 1.575" (40.01mm) | Cap | |
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TE Connectivity
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Black | Abrasion Resistant, Adhesive Coating, Flame Retardant, Fluid Resistant, Moisture Resistant, Strain Resistant | 0.050" (1.27mm) | 0.225" (5.72mm) | - | Polyolefin (PO), Semi-Rigid | - | - | - | - | - | 1.970" (50.04mm) | Cap | |
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TE Connectivity
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Black | Abrasion Resistant, Adhesive Coating, Flame Retardant, Fluid Resistant, Moisture Resistant, Strain Resistant | 0.065" (1.65mm) | 0.293" (7.44mm) | - | Polyolefin (PO), Semi-Rigid | - | - | - | - | - | 1.575" (40.01mm) | Cap | |
Panduit Corporation
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Black | Adhesive Coating, Dust Tight, Flame Retardant, UV Resistant, Waterproof | 0.350" (8.89mm) | 1.098" (27.89mm) | - | Polyolefin (PO), Rigid, Irradiated | - | - | - | - | - | 3.000" (76.20mm) | Cap | |
Panduit Corporation
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Black | Adhesive Coating, Dust Tight, Flame Retardant, UV Resistant, Waterproof | 0.469" (11.91mm) | 1.500" (38.10mm) | - | Polyolefin (PO), Rigid, Irradiated | - | - | - | - | - | 4.875" (123.83mm) | Cap | |
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TE Connectivity
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Black | - | - | - | - | Polyolefin (PO), Semi-Rigid | 63 | - | - | - | - | - | Boot - 90° | |
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TE Connectivity
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Black | Adhesive Coating | 0.402" (10.21mm) | 0.980" (24.89mm) | 0.890" (22.61mm) | Fluoroelastomer (FKM), Flexible | 21 | 0.209" (5.31mm) | 0.710" (18.03mm) | 0.579" (14.71mm) | - | - | Boot - 90° | |
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Qualtek
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Black | Anti-Tracking, Creep Resistant, Mastic Coated, Weather Resistant | - | 3.740" (95.00mm) | - | Polyolefin | - | 0.472" (11.99mm) | 1.378" (35.00mm) | - | - | - | Rain Shield | |
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Qualtek
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Black | Anti-Tracking, Creep Resistant, Mastic Coated, Weather Resistant | - | 4.724" (119.99mm) | - | Polyolefin | - | 0.787" (19.99mm) | 1.890" (48.01mm) | - | - | - | Rain Shield | |
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Qualtek
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Black | Anti-Tracking, Creep Resistant, Mastic Coated, Weather Resistant | - | 5.512" (140.00mm) | - | Polyolefin | - | 1.181" (30.00mm) | 2.362" (59.99mm) | - | - | - | Rain Shield | |
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TE Connectivity
|
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- | - | - | - | - | - | - | - | - | - | - | - | - | |
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Qualtek
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Black | Anti-Tracking, Creep Resistant, Mastic Coated, Weather Resistant | - | 5.512" (140.00mm) | - | Polyolefin | - | 1.378" (35.00mm) | 3.937" (100.00mm) | - | - | - | Rain Shield | |
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Qualtek
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Black | Anti-Tracking, Creep Resistant, Mastic Coated, Weather Resistant | - | 7.874" (200.00mm) | - | Polyolefin | - | 1.772" (45.01mm) | 4.724" (119.99mm) | - | - | - | Rain Shield | |
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Qualtek
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Black | Adhesive Coating, UV Resistant | 0.157" (4.00mm) | 0.472" (12.00mm) | - | - | - | - | - | - | 1.575" (40.00mm) | - | Cap | |
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Qualtek
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Black | Adhesive Coating, UV Resistant | 0.236" (5.99mm) | 0.787" (19.99mm) | - | - | - | - | - | - | 2.165" (55.00mm) | - | Cap | |
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Qualtek
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Black | Adhesive Coating, UV Resistant | 0.630" (16.00mm) | 1.378" (35.00mm) | - | - | - | - | - | - | 3.268" (83.00mm) | - | Cap | |
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Qualtek
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Black | Adhesive Coating, UV Resistant | 1.024" (26.00mm) | 2.165" (55.00mm) | - | - | - | - | - | - | 4.055" (103.00mm) | - | Cap | |
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Qualtek
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Black | Adhesive Coating, UV Resistant | 1.417" (35.99mm) | 2.953" (75.00mm) | - | - | - | - | - | - | 4.724" (120.00mm) | - | Cap | |
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Qualtek
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Black | Adhesive Coating, UV Resistant | 2.047" (52.00mm) | 3.937" (100.00mm) | - | - | - | - | - | - | 5.512" (140.00mm) | - | Cap | |
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Qualtek
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Black | Adhesive Coating, UV Resistant | 2.362" (60.00mm) | 4.724" (119.99mm) | - | - | - | - | - | - | 5.906" (150.00mm) | - | Cap | |
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Qualtek
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Black | Adhesive Coating, UV Resistant | 3.228" (82.00mm) | 6.299" (160.00mm) | - | - | - | - | - | - | 5.906" (150.00mm) | - | Cap | |
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Qualtek
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Black | Adhesive Coating, UV Resistant | 3.543" (90.00mm) | 7.874" (200.00mm) | - | - | - | - | - | - | 6.299" (160.00mm) | - | Cap | |
3M Electronic Solutions
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Black | Adhesive Coating | 1.500" (38.10mm) | 3.000" (76.20mm) | - | Polyolefin (PO), Flexible, Halogen Free | - | 0.500" (12.70mm) | 1.450" (36.83mm) | 1.500" (38.10mm) | 5.000" (127.00mm) | - | Boot, Transition - Breakout, 2:1 | |
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TE Connectivity
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Panduit Corporation
|
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Black | Adhesive Coating, Dust Tight, Flame Retardant, UV Resistant, Waterproof | 0.630" (16.00mm) | 2.000" (50.80mm) | - | Polyolefin (PO), Rigid, Irradiated | - | - | - | - | - | 3.500" (88.90mm) | Cap |
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