WH Aluminum Housed Wirewound Resistors

Welwyn / TT Electronics WH Aluminum Housed Wirewound Resistors have an all-welded construction and high-power dissipation up to 300W. Welwyn / TT Electronics WH Wirewound Resistors are suitable for severe environments and designed for excellent thermal conductivity to heatsinks. The resistors also offer a spade terminal option and are RoHS compliant.

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Qty. RoHS ECAD Model Resistance
Power Rating
Voltage Rating
Tolerance
Termination Style
Temperature Coefficient
Length
Width
Height
Minimum Operating Temperature
Maximum Operating Temperature
Series
Packaging
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 2ohms 5%
Datasheet
113In Stock
Min.: 1
Mult.: 1

2 Ohms 50 W 1.25 kV 5 % Solder Lug 75 PPM / C 51 mm 30 mm 16 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 680 ohm 5% 50W
Datasheet
100In Stock
Min.: 1
Mult.: 1

680 Ohms 50 W 1.25 kV 5 % Solder Lug 25 PPM / C 51 mm 30 mm 16 mm - 55 C + 200 C WH Bulk


Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 12 ohm 5% 100W Wirewound Resistor
Datasheet
81In Stock
Min.: 1
Mult.: 1

12 Ohms 100 W 1.9 kV 5 % Solder Lug 100 PPM / C 65.2 mm 47.5 mm 24.1 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 18ohms 5%
Datasheet
126Expected 2026-08-25
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18 Ohms 25 W 500 V 5 % Solder Lug 50 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 27ohms 5%
Datasheet
200Expected 2027-01-13
Min.: 1
Mult.: 1

27 Ohms 25 W 500 V 5 % Solder Lug 50 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 3.9Kohms 5%
Datasheet
135Expected 2026-12-17
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3.9 kOhms 25 W 500 V 5 % Solder Lug 25 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 47ohms 5%
Datasheet
200Expected 2026-11-19
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Mult.: 1

47 Ohms 25 W 500 V 5 % Solder Lug 50 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 33ohms 5%
Datasheet
439On Order
Min.: 1
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33 Ohms 10 W 150 V 5 % Solder Lug 50 PPM / C 17 mm 17 mm 9 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 100ohms 5%
Datasheet
N/A
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100 Ohms 15 W 250 V 5 % Solder Lug 25 PPM / C 21 mm 21 mm 11 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 150 ohm 5% 10W Wirewound Resistor
Datasheet
Non-Stocked
Min.: 1
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150 Ohms 15 W 250 V 5 % Solder Lug 25 PPM / C 21 mm 21 mm 11 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 22 ohm 5% 10W Wirewound Resistor
Datasheet
Non-Stocked
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22 Ohms 15 W 250 V 5 % Solder Lug 50 PPM / C 21 mm 21 mm 11 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 270 ohm 5% 10W Wirewound Resistor
Datasheet
Non-Stocked
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270 Ohms 15 W 250 V 5 % Solder Lug 25 PPM / C 21 mm 21 mm 11 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 470 ohm 5% 10W Wirewound Resistor
Datasheet
Non-Stocked
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470 Ohms 15 W 250 V 5 % Solder Lug 25 PPM / C 21 mm 21 mm 11 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 56 ohm 5% 10W Wirewound Resistor
Datasheet
Non-Stocked
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56 Ohms 15 W 250 V 5 % Solder Lug 50 PPM / C 21 mm 21 mm 11 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 10 ohm 5% 100W
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

10 Ohms 100 W 1.9 kV 5 % Solder Lug 25 PPM / C 65.2 mm 47.5 mm 24.1 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount
Datasheet
Non-Stocked
Min.: 90
Mult.: 45

270 Ohms 100 W Screw 25 PPM / C 88 mm 47.5 mm 24.1 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
300 Ohms 100 W 1.9 kV 5 % Solder Lug 100 PPM / C 65.2 mm 47.5 mm 24.1 mm - 55 C + 200 C WH
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount
Datasheet
Non-Stocked
Min.: 200
Mult.: 200

10 Ohms 25 W 500 V 1 % Solder Lug 50 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 120 ohm 5% 25W Wirewound Resistor
Datasheet
Non-Stocked
Min.: 1
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120 Ohms 25 W 500 V 5 % Solder Lug 25 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 15ohms 5%
Datasheet
N/A
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15 Ohms 25 W 500 V 5 % Solder Lug 50 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 1Kohm 5%
Datasheet
N/A
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1 kOhms 25 W 500 V 5 % Solder Lug 25 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 470ohms 5%
Datasheet
N/A
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470 Ohms 25 W 500 V 5 % Solder Lug 25 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 5 ohm 5% 25W Wirewound Resistor
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

5 Ohms 25 W 500 V 5 % Solder Lug 75 PPM / C 51 mm 28 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 680 ohm 5% 25W Wirewound Resistor
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

680 Ohms 25 W 500 V 5 % Solder Lug 25 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Chassis Mount 6.8 ohm 5% 25W Wirewound Resistor
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

6.8 Ohms 25 W 500 V 5 % Solder Lug 75 PPM / C 29 mm 28 mm 15 mm - 55 C + 200 C WH Bulk