Home
Job Track

For 24-HOUR EMERGENCY SERVICE: 

(610) 312-8100 or (877) 312-8100

Featured Products
Line Card
Schneider EZ Selector Tool
Quick Order
Home
Home
Featured Products
Line Card
Schneider EZ Selector Tool
Quick Order
loading content
Mersen US3J3I UL Class Power Fuse Holders
Documents
Line Drawing
Specification Sheet
Mersen

Mersen UltraSafe™ US3J3I Finger Safe Modular Fuse Holder With Blown Fuse Indicator, 600 V AC/DC, 30 A, Class: J, 14 to 2 AWG Wire, 3 Poles

Sku #78200183084

MFG #US3J3I

Attributes

Type:Finger Safe
Voltage Rating:600 V AC/DC
Number of Poles:3
Series:US3J
Amperage Rating:30 A
Number of Phases:3
Documents
Line Drawing
Specification Sheet
MersenMersen UltraSafe™ US3J3I Finger Safe Modular Fuse Holder With Blown Fuse Indicator, 600 V AC/DC, 30 A, Class: J, 14 to 2 AWG Wire, 3 Poles
SKU #78200183084
MFG #US3J3I
Please Log In or Register to view pricing.

Keep up to date with the latest products, special offers and news.

Colonial Electric Supply and it's divisions is a product supplier only. We do not serve as project engineers. Rather, we work with project engineers towards their design goals. We expect customers to obtain and use products in accordance with the manufacturer's intended use. We are not responsible for product malfunction due to misuse, with the exception of replacement per stated warranty conditions.

For 24-HR EMERGENCY SERVICE please call:

(610) 312-8100 or (877) 312-8100

Resources

LED CatalogSchneider EZ Selector ToolTerms & ConditionsPrivacy Policy

Company

About UsCareersCharity & CommunityCoStars

Support

Contact UsLocationsReturns Policy

Divisions

Colonial TelTekColonial Major ProjectsBright Light Annapolis Lighting
© 2026 Colonial Electric Supply. All Rights Reserved.