LJ600602C Equivalent & Substitute Parts

Part Overview

The LJ600602C is a 60 A, 600V cartridge fuse block designed for chassis mount applications with 2 circuits. This component is classified as obsolete, making identification of equivalent and substitute parts essential for system maintenance, repair, and redesign efforts. The LJ600602C accepts Class J fuses and provides box lug termination for secure electrical connections in industrial and commercial power distribution systems.

Substiute Parts

LJ600602C

Littelfuse Inc.In Stock: 722LJ600602C Datasheet

Current PartRFQ

LFJ600602CID

Littelfuse Inc.In Stock: 1076LFJ600602CID Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LJ600602C is determined by electrical and mechanical compatibility across the following critical parameters:

• Current Rating: Must be 60 A to match load requirements
• Voltage Rating: Must be 600V to ensure safe operation in the intended circuit
• Fuse Size: Must be 1.063" Dia x 2.374" L (27mm x 60.3mm) for physical fit within existing installations
• Fuse Type: Must be Cartridge to maintain compatibility with Class J fuse standards
• Number of Circuits: Must be 2 circuits to match the original configuration
• Fuseholder Type: Must be Block type for proper fuse retention and electrical contact
• Termination Style: Must be Box Lug to ensure compatible connection to existing wiring and bus bars

The primary difference between the LJ600602C and its substitute is the mounting configuration: the original part uses chassis mount, while the substitute uses DIN rail mount. This difference allows the substitute to serve applications where DIN rail installation is preferred or required.

Parameter Comparison

Engineering Selection Recommendations

The LFJ600602CID serves as a direct functional substitute for the LJ600602C based on identical electrical ratings, fuse compatibility, and mechanical dimensions. Both parts accept the same Class J cartridge fuses and provide equivalent circuit protection for 60 A, 600V applications.

The LFJ600602CID is the preferred selection for new designs and system upgrades due to its active product status and ROHS3 compliance. The LJ600602C, classified as obsolete, should be replaced with the LFJ600602CID in maintenance and repair scenarios where component availability is a concern.

The primary consideration for substitution is the mounting configuration difference: the LJ600602C is chassis mount, while the LFJ600602CID is DIN rail mount. This difference requires evaluation of the installation environment. Chassis mount applications may require mechanical adaptation or enclosure redesign to accommodate DIN rail mounting. Conversely, systems already utilizing DIN rail infrastructure will benefit from the LFJ600602CID's native DIN rail compatibility.

Frequently Asked Questions (FAQ)

Q: Can the LFJ600602CID replace the LJ600602C in existing installations?

A: Electrical compatibility is confirmed. Both parts have identical current ratings (60 A), voltage ratings (600V), fuse sizes (1.063" Dia x 2.374" L), and accept Class J cartridge fuses. The primary consideration is mounting type: the LJ600602C is chassis mount, while the LFJ600602CID is DIN rail mount. Physical installation feasibility depends on the existing enclosure or panel design.

Q: Are the fuses interchangeable between these two fuse blocks?

A: Yes. Both the LJ600602C and LFJ600602CID accept identical Class J cartridge fuses with dimensions of 1.063" Dia x 2.374" L (27mm x 60.3mm). Fuse selection is determined by the application's current and voltage requirements, not by the fuse block model.

Q: What is the significance of the RoHS compliance difference?

A: The LJ600602C is RoHS non-compliant, while the LFJ600602CID is ROHS3 compliant. For applications subject to RoHS regulations or customer requirements mandating RoHS compliance, the LFJ600602CID is the appropriate selection. For legacy systems without RoHS requirements, both parts are functionally equivalent.

Q: How many circuits does each fuse block support?

A: Both the LJ600602C and LFJ600602CID support 2 circuits, allowing independent fuse protection for two separate power distribution paths within a single component.

Q: What termination method do these fuse blocks use?

A: Both parts use box lug termination, providing secure mechanical and electrical connection to bus bars or wiring harnesses rated for box lug connectors.