Mersen TR50R Fuses

0.81" x 3", 250 VAC 50/60 Hz/250 VDC, 50 A, 200 kA AC/20 kA DC Interrupt, PolyTube Body, Tin Plated Copper Ferrule Terminal, Clip Mount, Class RK5, Rejection, Current Limiting, Time Delay, Low Vage UL Power Fuse (10 per Pack)

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🚚 FREE shipping on orders $50+

MPN: TR50R

SKU:

UPC: 78200174793

Weight: 0.10 LBS

Minimum Purchase: 1 unit

Product Conditions

Surplus

Parts from another distributor or wholesaler that were only removed from the original packaging for inspection and pictures. These parts have never been energized, installed, or modified in any way.

Used

Parts that show any sign of being energized, installed, assembled with other parts, or functional wear or corrosion. These parts are sold as-is and returns may not be accepted.

Repackaged

Parts from another distributor or wholesaler that are missing the original packaging. These parts have never been energized, installed, or modified in any way and will ship in an ARCA box.

Learn More About Product Conditions

Disclaimer: Critical Surplus is not an authorized distributor, reseller or representative of any manufacturer, brand or product listed. All product names, trademarks, brands and logos are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder. All items sold by Critical Surplus are covered under Critical Surplus' warranty and not the manufacturer warranty.

Description

Mersen TR50R Fuses

Technical Specifications

Manufacturer	Mersen TR50R Fuses
Catalog Number	TR50R
Current Rating	50 A
CAD Drawings	Mersen_00176_1_CAD.pdf
Data Sheet	Mersen_00090_PF12_PF13_DATA.pdf
Type	Class RK5
Catalog	Mersen_00086_191_CAT.pdf
Characteristics	Time Delay
Interrupting Rating	200 kA (AC), 20 kA (DC)
Terminal Type	Ferrule
Voltage Rating	250 VAC/DC
Length	3
Diameter	0.81
Approval	UL 248-12 E2137, CSA C22.2, DC, RoHS
Country of Origin	United States

Condition & Warranty

This Mersen TR50R Fuses is sold as surplus and sourced from trusted and verified channels. Units may arrive in non-retail packaging and may show minor storage-related cosmetic handling. 90-day limited replacement warranty included.

Shipping & Handling

Most orders ship within 1 business day with immediate tracking updates. Expedited shipping and freight support available. Choose Next Day Air at checkout or contact us for more information.

Why Buy from Critical Surplus?

Circular economy model: Responsible surplus sourcing.
Professional-grade inventory: Genuine components only.
Technical support: Help with compatibility and spec verification.
Bulk options: Multi-unit and pallet pricing available.

Mersen TR50R Fuses

From:

$13.45

Surplus – Unused Original Packaging

(NSB)

Parts from another distributor or wholesaler that were only removed from the original packaging for inspection and pictures. These parts have never been energized, installed, or modified in any way. They show no visible signs of use or damage and include all standard hardware and accessories. Original packaging may show shelf wear or be missing documentation.

Surplus – Unused Repackaged

(NNB)

Parts that are unused but missing original packaging. These ship in aftermarket packaging and may show light handling marks. Hardware, accessories, or documentation may be missing. Original manufacturer warranty may not apply.

Surplus – Minor Cosmetic Defect

(NWD)

Parts with cosmetic defects, missing non-critical components, or factory blemishes. These parts have not been installed or energized and remain fully functional. Defects do not impact certifications or performance.

Used – Good Condition

(USD)

Parts that show signs of previous use, cosmetic wear, or minor handling marks. Items are functional but may have missing accessories or documentation. Sold as-is unless otherwise noted.

Used – Poor Condition / For Parts

(SLV)

Parts that are damaged, incomplete, or non-functional. These items are not tested and are sold strictly for parts or repair. Returns are not accepted. Additional photos available upon request.

Mersen TR50R Fuses