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Bel Fuse Inc. MJS 1-R

FUSE GLASS 1A 250VAC 2AG

Answer first: this page is a purchasing reference for the exact part number MJS 1-R from Bel Fuse Inc.. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.

Manufacturer: Bel Fuse Inc. Category: Fuses Part number: MJS 1-R Package: RFQ verification required

Key Parameters

Part NumberMJS 1-R
ManufacturerBel Fuse Inc.
CategoryFuses
seriesMJS
packagingBulk
product statusObsolete
param 1Through Hole
param 2Cartridge, Glass
param 31 A
param 4250 V
param 5-
param 6Slow Blow
param 7200A
param 86.0
param 9CE, CSA, cULus, PSE
param 10-55°C ~ 125°C
param 11-
param 120.217" Dia x 0.591" L (5.50mm x 15.00mm)

Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.

How to Verify MJS 1-R Before Ordering

Datasheet and parameter checks

  • Confirm the full manufacturer part number, not only a shortened search keyword.
  • Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
  • Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.

RFQ fields SENICO needs

  • Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
  • State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
  • Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.

For MJS 1-R, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.

We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.

Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.