Honeywell 51109818-100 (TDC 3000 power module)
June 01, 2026

Honeywell 51109818-100 (TDC 3000 power module)

Product Overview 51109818-100 is a 75W rack-mounted power supply specifically for the Honeywell TDC 3000 system. It is commonly used in PM/APM controller cabinets to convert 115/230VAC to the +5V and +12V DC voltages required by the system, providing power for control cards, I/O cards and network interfaces.

Description

Model Explanation

51109818: Honeywell TDC3000 Power Family

100: Hardware Version (Standard Industrial Grade) Technical Specifications

Input Voltage: 115 / 230 VAC (switchable)

Frequency: 50 / 60 Hz

Rated Power: 75 W

Output Voltage: +5 VDC, +12 VDC

Operating Temperature: 0°C ~ +50°C

Installation Method: TDC3000 standard rack (5 1/4" slots)

Weight: Approximately 1.8 kg

Dimensions (Width × Height × Depth): 178 × 127 × 44 mm

Certifications: CE, UL, CSA

Interfaces and Configuration

Input: AC power terminal (115/230V jumper selection)

Output: Cabinet backplane DC bus (+5V, +12V, GND)

Status Indicators: Normal power LED, fault alarm contact

Core Functions

Wide Voltage Input: Supports common industrial voltages worldwide, suitable for different regional sites

Multiple Voltage Stabilized Outputs: Provides +5V (logic) and +12V (peripherals) simultaneously

Overvoltage / Overcurrent / Short Circuit Protection: Protects expensive control cards at the back end

Hot Swap Compatibility: Supports online replacement without affecting system operation Applicable scenarios

System: Honeywell TDC 3000 (PM, APM controller cabinet)

Industry: Petrochemical, power, chemical, metallurgy, papermaking

Usage: Main power supply for controller cabinet, auxiliary power supply for I/O cabinet, power supply for UCN network nodes

Compatibility

Compatible rack: TDC3000 standard 8/12-slot controller rack

Replacement: Direct replacement of the same model, no need for rewiring or configuration


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