Honeywell 51204120-300 Panel-Mount Cable Assembly

Overview

The Honeywell 51204120‑300 is a robust, panel-mounted cable assembly engineered for internal wiring within Honeywell DCS and PLC environments. Designed to deliver secure, shielded signal and low-voltage power transmission, this cable ensures reliable performance even in electrically noisy industrial settings. Its compact panel-mount design simplifies integration into control cabinets, marshalling panels, and I/O bays.

Technical Specifications

General Information

• Manufacturer: Honeywell

• Part Number: 51204120‑300

• Product Type: Panel-Mount Cable Assembly

• Application: Internal wiring for Honeywell automation systems

• Typical Use: Interconnection of controllers, I/O modules, and interface boards

Cable Construction

• Multi-conductor design supports simultaneous signal and low-voltage power

• Full EMI/RFI shielding (foil or braided) for interference-resistant operation

• Industrial-grade insulation rated for continuous use

• Panel-mount connector with secure locking hardware

• 20-position connector configuration

• Color-coded conductors for accurate module mapping

Electrical Characteristics

• Supports low-voltage DC power distribution

• Optimized for signal-level communication between Honeywell modules

• Stable operation in environments with high electrical interference

• Compatible with Honeywell DCS/PLC backplanes and I/O subsystems

Mechanical & Environmental

• Protection Rating: IP65 (dust-tight, water-resistant)

• Flexible, abrasion-resistant industrial polymer jacket

• Temperature Range: –20 °C to +80 °C

• Length: Typically 1–3 meters (custom lengths available)

• Panel-mount flange with locking hardware for secure installation

Applications

• Internal wiring for Honeywell Experion, TDC 3000, and C200/C300 series systems

• Shielded routing between I/O modules and interface boards

• Replacement cable for system upgrades, maintenance, and retrofits

FAQ

Q: Is this cable suitable for harsh industrial environments?
A: Yes, with IP65 protection, industrial-grade insulation, and full EMI/RFI shielding, it performs reliably in dusty, humid, or electrically noisy conditions.

Q: Can the cable be shortened or extended for custom installations?
A: Yes, Honeywell typically offers custom lengths from 1 m to 3 m for flexible integration into control panels.

Q: How does it compare to similar Honeywell internal cables?
A: The 51204120‑300 provides full panel-mount capability and 20-position connectors, distinguishing it from simpler 10- or 16-position internal link cables, offering higher connectivity and shielding for critical modules.