Image for Illustration purposes only. Actual product may vary
WEG UMBW-1B1-40 MCB 1077 277VAC B 1P 40A Miniature CB
MODEL UMBW-1B1-40
This vendor has a minimum order quantity of 4. Order minimum ($) may be applied. Add desired QTY to cart and proceed to checkout to view minimum
Contact supplier for technical support on: 800-ASK-4WEG
$12.00 Each
Prices are subject to change
FREE SHIPPING ON ORDERS OVER $1
Select Quantity
Orders over $500 qualify for a Free Gift
Brand Minimum Order Quantity: 4
Typically Ships in: 1 day
Returnable: See conditions
Max voltage
277 VAC
Number of poles
1 pole
Rated current
40 A
Trip curve
B
Type
Thermal-magnetic
UL approval
UL1077
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: 2853624
Happy customer
My first time using MRO . The fast delivery " free" was fantastic .. received exactly what ordered at a very reasonable price , making my customer happy..
Read moreSKU: 1313760
Weg premium efficiency motors
MRO Supply Rocks - My motor shipped the next day, free shipping, and their price was the lowest that I could find. I will be pricing all our motors with them first.
Read moreWhen 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
SKU: 2853624
Happy customer
My first time using MRO . The fast delivery " free" was fantastic .. received exactly what ordered at a very reasonable price , making my customer happy..
Read moreSKU: 1313760
Weg premium efficiency motors
MRO Supply Rocks - My motor shipped the next day, free shipping, and their price was the lowest that I could find. I will be pricing all our motors with them first.
Read more