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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TE Connectivity
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Black | - | 1.110" (28.19mm) | 0.752" (19.10mm) | 0.870" (22.10mm) | Elastomer, Semi-Rigid | 21 | 0.209" (5.31mm) | 0.752" (19.10mm) | - | 1.531" (38.89mm) | Boot, Rectangular | |
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TE Connectivity
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Black | - | 0.560" (14.22mm) | 1.120" (28.45mm) | 1.070" (27.18mm) | Polyolefin (PO), Semi-Rigid | 32 | 0.260" (6.60mm) | 1.120" (28.45mm) | 0.650" (16.51mm) | - | Boot - 90° | |
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TE Connectivity
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Red | - | 0.022" (0.56mm) | 1.118" (28.40mm) | 0.043" (1.09mm) | Polyolefin (PO), Flexible | - | 0.010" (0.25mm) | 0.043" (1.09mm) | 0.028" (0.71mm) | - | Boot - 90° | |
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TE Connectivity
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Black | - | 0.310" (7.87mm) | 0.380" (9.65mm) | 0.580" (14.73mm) | Polyolefin (PO), Semi-Rigid | 11 | 0.080" (2.03mm) | 0.380" (9.65mm) | - | 1.120" (28.45mm) | Boot | |
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TE Connectivity
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- | - | 0.310" (7.87mm) | 0.380" (9.65mm) | 0.580" (14.73mm) | Polyolefin (PO), Semi-Rigid | 11 | 0.080" (2.03mm) | 0.380" (9.65mm) | - | 1.120" (28.45mm) | Boot | |
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TE Connectivity
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Black, White | Drain Holes, Flame Retardant, Fluid Resistant, Heat Resistant, Lip | 0.591" (15.00mm) | 1.012" (25.70mm) | 0.480" (12.19mm) | Polyolefin (PO), Semi-Rigid, Irradiated | 21 | 0.291" (7.39mm) | 1.012" (25.70mm) | 3.882" (98.60mm) | 4.772" (121.21mm) | Boot | |
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TE Connectivity
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Black | - | 0.800" (20.32mm) | 0.800" (20.32mm) | - | Polyolefin (PO), Semi-Rigid | 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, Red | Flame Retardant, Fluid Resistant, Heat Resistant, Lip | 0.449" (11.40mm) | 0.882" (22.40mm) | 0.461" (11.71mm) | Polyolefin (PO), Flexible, Irradiated | 11 | 0.252" (6.40mm) | 0.882" (22.40mm) | 3.402" (86.41mm) | 4.169" (105.89mm) | Boot | |
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Glenair
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Glenair
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TE Connectivity
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Black | - | 0.800" (20.32mm) | 0.800" (20.32mm) | - | Polyolefin (PO), Semi-Rigid | 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 | Adhesive Coating, Fluid Resistant | 0.460" (11.68mm) | 0.590" (14.99mm) | 0.590" (14.99mm) | Elastomer, Semi-Rigid | 32 | 0.170" (4.32mm) | 0.590" (14.99mm) | 0.790" (20.07mm) | 1.970" (50.04mm) | Boot | |
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TE Connectivity
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Black | Abrasion Resistant, Adhesive Coating, Chemical Resistant, Eyelet and Clip, Flame Retardant, Fluid Resistant, Heat Resistant | 0.547" (13.89mm) | 0.710" (18.03mm) | 1.380" (35.05mm) | Elastomer, Semi-Rigid, Irradiated | 12 | 0.169" (4.29mm) | 0.710" (18.03mm) | 1.102" (27.99mm) | 2.760" (70.10mm) | Boot | |
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Black | - | 0.140" (3.56mm) | 0.260" (6.60mm) | 0.580" (14.73mm) | Polyolefin (PO), Semi-Rigid | 11 | 0.140" (3.56mm) | 0.260" (6.60mm) | 0.590" (14.99mm) | 1.170" (29.72mm) | Boot, Transition - Breakout, 2:1 (T) | |
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TE Connectivity
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Black | - | 0.410" (10.41mm) | 0.920" (23.37mm) | 0.830" (21.08mm) | Polyolefin (PO), Semi-Rigid | 21 | 0.220" (5.59mm) | 0.920" (23.37mm) | - | 1.500" (38.10mm) | Boot | |
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TE Connectivity
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Black | - | 0.240" (6.10mm) | 0.520" (13.21mm) | 0.880" (22.35mm) | Polyolefin (PO), Flexible | 12 | 0.130" (3.30mm) | 0.260" (6.60mm) | 0.760" (19.30mm) | - | Boot, Transition - Breakout, 2:1 (Y) | |
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TE Connectivity
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Black | - | 1.331" (33.81mm) | 2.362" (59.99mm) | 2.559" (65.00mm) | Elastomer, Fluid Resistant | 42 | 0.583" (14.81mm) | 2.362" (59.99mm) | 0.709" (18.01mm) | - | Boot | |
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TE Connectivity
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Black | - | 0.640" (16.26mm) | 0.790" (20.07mm) | 0.620" (15.75mm) | Polyolefin (PO), Semi-Rigid | 12 | 0.240" (6.10mm) | 0.790" (20.07mm) | - | 2.250" (57.15mm) | Boot | |
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TE Connectivity
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Black | - | 1.400" (35.56mm) | 1.400" (35.56mm) | 5.150" (130.81mm) | Polyolefin (PO), Flexible | 42 | 0.400" (10.16mm) | 1.130" (28.70mm) | 0.480" (12.19mm) | 6.280" (159.51mm) | Boot | |
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TE Connectivity
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Black | - | 1.661" (42.19mm) | 1.150" (29.21mm) | 1.000" (25.40mm) | Polyolefin (PO), Flexible | 32 | 0.319" (8.10mm) | 1.150" (29.21mm) | - | 1.770" (44.96mm) | Boot, Rectangular | |
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TE Connectivity
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Black | - | 0.560" (14.22mm) | 1.120" (28.45mm) | 1.090" (27.69mm) | Elastomer, Fluid Resistant | 32 | 0.260" (6.60mm) | 1.120" (28.45mm) | - | 2.160" (54.86mm) | Boot | |
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Glenair
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TE Connectivity
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Black | - | 1.220" (30.99mm) | 1.220" (30.99mm) | 1.390" (35.31mm) | Polyolefin (PO), Flexible | 42 | 0.280" (7.11mm) | 1.220" (30.99mm) | - | 2.630" (66.80mm) | Boot | |
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TE Connectivity
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Black | - | 0.680" (17.27mm) | 1.280" (32.51mm) | 0.950" (24.13mm) | Elastomer, Fluid Resistant | 42 | 0.270" (6.86mm) | 1.280" (32.51mm) | 0.400" (10.16mm) | 1.440" (36.58mm) | Boot - 90° | |
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TE Connectivity
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Black | - | 0.410" (10.41mm) | 0.540" (13.72mm) | 0.840" (21.34mm) | Polyolefin (PO), Semi-Rigid | 21 | 0.120" (3.05mm) | 0.260" (6.60mm) | 0.290" (7.37mm) | 1.510" (38.35mm) | Boot | |
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TE Connectivity
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Black | Adhesive Coating, Fluid Resistant | 1.661" (42.19mm) | 1.661" (42.19mm) | - | Elastomer, Semi-Rigid | 32 | 0.291" (7.39mm) | 0.551" (14.00mm) | - | - | Boot, Rectangular - Right Angle, 90° | |
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TE Connectivity
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Black | Adhesive Coating, Fluid Resistant | 0.311" (7.90mm) | 0.748" (19.00mm) | 0.559" (14.20mm) | Elastomer, Semi-Rigid | 11 | 0.150" (3.81mm) | 0.748" (19.00mm) | - | 1.000" (25.40mm) | Boot | |
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TE Connectivity
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Black | Adhesive Coating, Fluid Resistant | 0.559" (14.20mm) | 1.118" (28.40mm) | 1.098" (27.89mm) | Elastomer, Semi-Rigid | 32 | 0.260" (6.60mm) | 1.118" (28.40mm) | 0.630" (16.00mm) | 2.020" (51.31mm) | Boot | |
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TE Connectivity
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Black | Adhesive Coating | 0.559" (14.20mm) | 1.120" (28.45mm) | 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 | |
TE Connectivity
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Black | Adhesive Coating, Flame Retardant | 0.559" (14.20mm) | 1.118" (28.40mm) | 1.098" (27.89mm) | Polyolefin (PO), Flexible | 32 | 0.260" (6.60mm) | 1.118" (28.40mm) | 0.630" (16.00mm) | 2.020" (51.31mm) | Boot | |
TE Connectivity
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Black | Adhesive Coating, Flame Retardant | 0.559" (14.20mm) | 1.118" (28.40mm) | 1.098" (27.89mm) | Polyolefin (PO), Flexible | 32 | 0.260" (6.60mm) | 1.118" (28.40mm) | 0.630" (16.00mm) | 2.020" (51.31mm) | Boot | |
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TE Connectivity
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Black | Adhesive Coating, Fluid Resistant | 0.559" (14.20mm) | 1.118" (28.40mm) | 1.098" (27.89mm) | Elastomer, Semi-Rigid | 32 | 0.260" (6.60mm) | 1.118" (28.40mm) | 0.630" (16.00mm) | 2.020" (51.31mm) | Boot | |
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TE Connectivity
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Black | Fluid Resistant, Lip | 1.331" (33.81mm) | 2.362" (59.99mm) | 1.260" (32.00mm) | Elastomer, Semi-Rigid | 42 | 0.583" (14.81mm) | 2.362" (59.99mm) | 0.709" (18.01mm) | - | Boot - 60° | |
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TE Connectivity
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Black | Adhesive Coating, Fluid Resistant | 0.311" (7.90mm) | 0.630" (16.00mm) | 0.551" (14.00mm) | Elastomer, Semi-Rigid | 11 | 0.087" (2.21mm) | 0.630" (16.00mm) | 0.236" (5.99mm) | 0.984" (24.99mm) | Boot | |
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TE Connectivity
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Black | Adhesive Coating, Fluid Resistant | 0.311" (7.90mm) | 0.670" (17.02mm) | 0.551" (14.00mm) | Elastomer, Semi-Rigid | 11 | 0.090" (2.29mm) | 0.670" (17.02mm) | 0.236" (5.99mm) | 0.984" (24.99mm) | Boot | |
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TE Connectivity
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Black | - | 0.700" (17.78mm) | 1.220" (30.99mm) | 1.220" (30.99mm) | Polyolefin (PO), Flexible | 42 | 0.280" (7.11mm) | 1.220" (30.99mm) | 0.980" (24.89mm) | - | Boot - 90° | |
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TE Connectivity
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TE Connectivity
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TE Connectivity
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Black | - | 0.310" (7.87mm) | 0.700" (17.78mm) | 0.790" (20.07mm) | Polyolefin (PO), Semi-Rigid | 11 | 0.390" (9.91mm) | 0.700" (17.78mm) | 0.170" (4.32mm) | - | Boot - 90° | |
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TE Connectivity
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Black | Flame Retardant, Potting (Injection) Port | 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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TE Connectivity
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Black | Adhesive Coating, Flame Retardant, Fluid Resistant, Heat Resistant, Lip | 0.230" (5.84mm) | 0.394" (10.01mm) | 0.830" (21.08mm) | Polyolefin (PO), Semi-Rigid, Irradiated | 1 | 0.090" (2.29mm) | 0.394" (10.01mm) | 0.177" (4.50mm) | 1.140" (28.96mm) | Boot | |
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TE Connectivity
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- | - | 0.559" (14.20mm) | 0.748" (19.00mm) | 0.394" (10.01mm) | Polyolefin (PO), Semi-Rigid | 12 | 0.161" (4.09mm) | 0.315" (8.00mm) | 0.945" (24.00mm) | - | Boot - 45° | |
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TE Connectivity
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- | - | 0.705" (17.90mm) | 1.220" (30.99mm) | 1.378" (35.00mm) | Elastomer | - | 0.276" (7.01mm) | 1.220" (30.99mm) | 2.165" (54.99mm) | - | Boot - 45° | |
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TE Connectivity
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Black | Adhesive Coating, Fluid Resistant, Lip | 0.272" (6.91mm) | 0.670" (17.02mm) | 0.551" (14.00mm) | Elastomer, Semi-Rigid | 11 | 0.118" (3.00mm) | 0.670" (17.02mm) | 0.425" (10.80mm) | 1.140" (28.96mm) | Boot | |
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TE Connectivity
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TE Connectivity
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Glenair
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Glenair
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TE Connectivity
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Black | Flame Retardant, Fluid Resistant, Heat Resistant, Lip | 0.449" (11.40mm) | 0.882" (22.40mm) | 0.728" (18.49mm) | Polyolefin (PO), Semi-Rigid, Irradiated | 11 | 0.252" (6.40mm) | 0.882" (22.40mm) | 3.449" (87.60mm) | 4.142" (105.21mm) | Boot - 90° | |
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