Power Resistors | McMaster-Carr

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System of Measurement

Wattage

Resistance

Less than 100,000 ohm

100,000 ohm to 299,999 ohm

300,000 ohm to 399,999 ohm

400,000 ohm to 999,999 ohm

1,000,000 ohm or greater

Connection Method

Resistance Tolerance

Resistor Type

Sold As

Electronic Color Code

Black/Black/Black/Black/Brown

Black/Black/Black/Gold

Black/Brown/Black/Gold

Black/Brown/Blue/Gold

Black/Brown/Orange/Gold

Black/Violet/Green/Black/Brown

Black/Yellow/Violet/Black/Brown

Black/Yellow/Violet/Gold/Brown

Black/Yellow/Violet/Orange/Brown

Black/Yellow/Violet/Red/Brown

Blue/Gray/Black/Black/Brown

Blue/Gray/Black/Brown/Brown

Blue/Gray/Black/Gold

Blue/Gray/Black/Gold/Brown

Blue/Gray/Black/Orange/Brown

Blue/Gray/Black/Red/Brown

Blue/Gray/Black/Silver/Brown

Blue/Gray/Brown/Gold

Number of Pieces

Lead Type

Wire Diameter

Number of Bands

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

REACH

Mount Type

Actuator Style

Wattage @ Voltage

1.5 W @ 273V AC

0.125 W @ 350V AC

1.5 W @ 385V AC

5 W @ 1,000V AC

0.125 W @ 200V DC

0.25 W @ 300V DC

Resistor Size

Number of Turns

Number of Terminals

Diameter

Wire Connection

Standard Banana

Electrical Connection

Standard Banana

How can we improve?

555 Products

Resistors

Resistors

Limit the electrical current flowing through circuits, adjust signal levels, and divide voltages

Other Products

Potentiometers

Control speed, volume, and light intensity by varying electrical flow; also known as rheostats

Decade Boxes

Test and troubleshoot circuits without needing to solder capacitors or replace resistors

Varistors

Protect sensors, programmable logic controllers, and other small components from electrical surges

Linear Position Sensors

Linear Position Sensors

Measure the position of an object moving in a straight line; also known as string pots

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)