Electronic 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

Resistance Tolerance

Connection Method

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

Resistor Type

Sold As

Number of Bands

Wire Diameter

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

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

REACH

Lead 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

Number of Turns

Diameter

Number of Terminals

Wire Connection

Standard Banana

Panel Cutout Diameter

Enclosure Rating

Environment

Operating Voltage

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545 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

Varistors

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

Decade Boxes

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

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