TR50R Ferraz Shawmut Mersen / - Fuse
KKM Solutions is an independent parts distributor, not an authorized Ferraz Shawmut dealer — how we source.
Overview
Part number TR50R from Ferraz Shawmut, listed in Fuses & Fuse Holders. Specifications on file: AIC Rating 200kA @ 250V; Dimensions 3" x 13/16"; Family Tri-Onic; Max Amp 50A. KKM Solutions quotes this part with pricing and availability confirmed per order.
Mersen / Ferraz Shawmut 50 Amp Fuse Mersen, formerly known as Ferraz Fuses and Gould Fuses, the industry's most popular fuse for motor circuit protection With advanced material technology added to the existing product, the Tri-Onic TR and TRS current-limiting time-delay fuses are engineered for overcurrent protection of motors and transformers, service entrance equipment, feeder and branch circuits. 250V-TR Fuses Model # - TR50R Manufacturer: Ferraz Shawmut Current Limiting Low Voltage Family: Tri-Onic 50 Amp 250 Volt UL Class RK5 AIC Rating: 200kA @ 250V Dimensions: 3" x 13/16" Specifications: Time Delay Current Limiting Non-Indicating Rejection Ferrule Terminal Type Applications: Ideal for Motor Circuits, Mains, Feeders, Brand Circuits, Transformers, Service Entrance Equipment, General-Purpose Equipment.
Specifications
| AIC Rating | 200kA @ 250V |
|---|---|
| Dimensions | 3" x 13/16" |
| Family | Tri-Onic |
| Max Amp | 50A |
| Type | tr |
| Voltage | 250V |
Product details
| Manufacturer | Ferraz Shawmut |
|---|---|
| Manufacturer part number | TR50R |
| Product category | Fuses & Fuse Holders |
| Published specifications | 6 attributes listed |
| Listing details last updated | 23 August 2026 |
| Related part numbers | 1 other part number in this family |
Request a quote for this part
Email orderdesk@kkmsolutions.com or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How much does TR50R cost?
TR50R is listed at CA$8.99 (CAD) and can be ordered directly from this page with Add to Cart. That figure is a reference price and can change: your card is authorized at checkout and charged only once our order desk confirms the part, stock, and final price, and we email you first if anything has moved. Larger quantities or custom terms — email orderdesk@kkmsolutions.com for a volume quote.
Who manufactures the TR50R?
TR50R is made by Ferraz Shawmut and is listed in our Fuses & Fuse Holders category. KKM Solutions is an independent distributor, not an authorized Ferraz Shawmut dealer: we source the exact Ferraz Shawmut part number TR50R, and the quote confirms condition and lead time before you order.
Is the TR50R new and genuine?
Parts we supply are new and genuine unless the quote expressly states otherwise. Where a part is new-old-stock, from excess inventory, refurbished or open-box, the quote says so before you approve it.
What warranty comes with the TR50R, and can I return it?
Parts we supply are warranted against manufacturing defects for 1 year from the date of delivery; where the manufacturer's own warranty is longer, the manufacturer's warranty applies. The warranty covers repair, replacement, or credit of the defective part and does not cover normal wear items, misapplication, improper installation, or consequential damages. Contact us within 30 days of delivery before returning anything — all returns need a return authorization from the order desk.
What is the lifecycle status of TR50R?
No published lifecycle status is on file for TR50R. Ferraz Shawmut lists whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the status with the manufacturer at quote time, before you commit. Send the part number through the quote form on this page.
What are the key specifications of TR50R?
Key specifications include AIC Rating: 200kA @ 250V; Dimensions: 3" x 13/16"; Family: Tri-Onic; Max Amp: 50A. The full specification table on this page lists every published attribute for this part.
What voltage does TR50R use?
Per the published specification for TR50R: Voltage: 250V. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
How quickly can TR50R ship?
Lead time for TR50R is quoted per order and confirmed on your quote, which our order desk sends within 1 business day. For a line-down emergency, call the 24/7 order desk at (825) 454-5367.
Variants & Related Part Numbers
Other Ferraz Shawmut part numbers in this family:
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