Add products to your shopping cart

MROSupply Has Hundreds Of Brands, Millions Of Products, Including

Baldor Dodge Leeson Martin Sprocket Moline Bearing Nexen Rexnord WEG
UMBW-4C3-3

Image for Illustration purposes only. Actual product may vary

WEG UMBW-4C3-3 MCB UL489 277/480V C 3P 3A Miniature CB

MODEL UMBW-4C3-3

BRAND

WEG

SKU

2852706

WEIGHT

1.000 lb

UOM

each

Contact supplier for technical support on: 800-ASK-4WEG

$60.12 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $1

Select Quantity

GET A QUOTE

Orders over $500 qualify for a Free Gift

Typically Ships in: 1 day

Returnable: See conditions

Max voltage

277/480 VAC / 125 VDC

Number of poles

3 poles

Rated current

3 A

Trip curve

C

Type

Thermal-magnetic

UL approval

UL489

Introducing the new WEG UMBW Series thermal-magnetic miniature circuit breakers. This new offering includes both UL489 and UL1077 approvals to provide a solution for circuit and equipment protection in industrial electrical equipment.

  • AC and DC voltages available in one series;
  • UL489 branch circuit protective device;
  • UL1077 equipment protection;
  • 17.5mm width per pole;
  • Visual status indication;
  • Positive trip-free snap action mechanism to ensure reliable switching;
  • Cuttable bus bar connecting system.

SKU: 1315116

Motor purchase

Excellent pricing, very fast delivery, accurate tracking information, motor arrived in perfect condition.

Read more

SKU: 2519509

Review of motor purchase

Excellent response to online ordering with the lowest price found on the net. Part supplied as advertised with quick shipment. Very satisfied with the first-time purchase from MRO Supply.

Read more

SKU: 1308050

312 amp soft start qty 3

Very fast shipping and each one was crated very well.

Read more

SKU: 1309979

Always easy to order, usually the best price!

Not our first order from MRO Supply. Will order again as the need arises.

Read more

When you get to checkout, you’ll be able to select a free gift! Depending on the cart value, you’ll be shown relevant gifts your order qualifies for.

$500

MRO Hat
MRO Golf Balls
MRO Hi-Vis Vests
MRO Mug

$750

32oz Water Bottle
Throw Blanket
30 piece Hex Set
Telescopic Pick Up

$1,250

Golf Cooler
11-in-1 Screw Driver Set
Gorilla Grip Knee Pad
John Deere Oilskin Hat

$2,500

Igloo 1/2 Gallon Jug
Rechargable Headlamp
Larix Trucker Hat

$5,000

Igloo 10 Gallon Cooler
Igloo Party Bucket Cooler
Klein Tools Speaker
Klein Tools 8-in-1

$7,500

GX-6F Pro Golf Range Finder
Bushnell Outdoorsman Speaker
Jaeger 24px Ratcheting Wrench Set
Aspen Beverage Bucket

Reviews

SKU: 1315116

Motor purchase

Excellent pricing, very fast delivery, accurate tracking information, motor arrived in perfect condition.

Read more

SKU: 2519509

Review of motor purchase

Excellent response to online ordering with the lowest price found on the net. Part supplied as advertised with quick shipment. Very satisfied with the first-time purchase from MRO Supply.

Read more

SKU: 1308050

312 amp soft start qty 3

Very fast shipping and each one was crated very well.

Read more

SKU: 1309979

Always easy to order, usually the best price!

Not our first order from MRO Supply. Will order again as the need arises.

Read more

Return policy

Item must be unused.

Item must be in it's original package.

Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult 

​​​https://www.dropbox.com/s/atn13ff0575icuf/warranty%20and%20return%20policy.pdf?dl=0