Heyco® TPE Liquid Tight Hole Plugs

Heyco Heyco® TPE Liquid Tight Hole Plugs feature oil-tight, rain-tight, and submersible sealing options. These hole plugs are available in multiple nominal sizes that fit true-size mounting holes from 0.5" (12.7mm) to 1" (25.4mm). The TPE liquid-tight hole plugs are available in three trade sizes to fit 1/2" to 1" knock-out holes. These hole plugs lock firmly in boxes with thicknesses from .03" (0.8mm) to .13" (3.2mm). The TPE liquid-tight hole plugs exhibit a 94V-0 flammability rating and operate over a temperature range of -60°C to 135°C. These hole plugs are UL certified for outdoor applications.

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Description Datasheet Availability Pricing (TWD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product Type
Product
Type
Material
Color
Packaging

Heyco Conduit Fittings & Accessories KOS-LT 500
Datasheet
4,700In Stock
6,000Expected 10/23/2026
NT$39.44
NT$36.93
NT$33.56
NT$31.33
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Min.: 1
Mult.: 1
Hole Plugs Hole Plugs Liquid Tight Hole Plug Thermoplastic Vulcanizate (TPV) Black
Heyco Conduit Fittings & Accessories KOS-LT 1000
Datasheet
9,867In Stock
NT$38.72
NT$34.70
NT$32.44
NT$30.83
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Min.: 1
Mult.: 1
Hole Plugs Hole Plugs Liquid Tight Hole Plug Thermoplastic Vulcanizate (TPV) Black
Heyco Conduit Fittings & Accessories KOS-LT 1/2
Datasheet
2,846In Stock
30,000On Order
NT$44.10
NT$37.64
NT$35.10
NT$33.41
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Min.: 1
Mult.: 1
Hole Plugs Hole Plugs Liquid Tight Hole Plug Thermoplastic Vulcanizate (TPV) Black
Heyco Conduit Fittings & Accessories KOS-LT 625 BLACK
Datasheet
2,841In Stock
NT$39.79
NT$37.28
NT$33.88
NT$31.69
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Min.: 1
Mult.: 1
Hole Plugs Hole Plugs Liquid Tight Hole Plug Thermoplastic Vulcanizate (TPV) Black
Heyco Conduit Fittings & Accessories KOS-LT 3/4
Datasheet
2,386In Stock
NT$43.02
NT$40.15
NT$36.57
NT$34.17
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Min.: 1
Mult.: 1
Hole Plugs Hole Plugs Liquid Tight Hole Plug Thermoplastic Vulcanizate (TPV) Black Bulk
Heyco Conduit Fittings & Accessories KOS-LT 1 BLACK
Datasheet
7,690In Stock
NT$52.70
NT$49.47
NT$45.17
NT$42.30
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Min.: 1
Mult.: 1
Hole Plugs Hole Plugs Liquid Tight Hole Plug Thermoplastic Vulcanizate (TPV) Black
Heyco Conduit Fittings & Accessories KOS-LT 750
Datasheet
1,801In Stock
NT$39.79
NT$37.28
NT$33.88
NT$31.69
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Min.: 1
Mult.: 1
Hole Plugs Hole Plugs Liquid Tight Hole Plug Thermoplastic Vulcanizate (TPV) Black