

Rolls-Royce MTI-144 Engine Control Module
Rolls-Royce MTI-144 Engine Control Module
Introduction
The Rolls-Royce Marine MTI-144 (also known as the Ulstein UMAS MT1-144) is a highly reliable, marine-grade Engine Control Module and Emergency Engine Telegraph Unit.
Engineered by Rolls-Royce Marine AS in Norway, this module forms a core component of the ship’s primary maneuvering and emergency signal-to-engine transmission infrastructure.
It bridges the critical communication gap between the ship’s bridge and the engine control room, ensuring fail-safe operations during standard and emergency maritime navigation.
Technical Parameter Table
| Parameter | Specification / Value |
| Manufacturer | Rolls-Royce Marine AS (Ulstein / UMAS) |
| Model / Type Number | MTI-144 / MT1-144 |
| Device Type | Engine Control Module / Engine Telegraph |
| Operating Voltage | 24V DC (Standard) / 220V AC (Optional configuration) |
| Power Consumption | Max 10W (Standby) / Up to 60W (During active signaling) |
| Control Functions | 3 Orders Ahead, 3 Orders Astern, 1 Stop Order |
| Origin Country | Norway |
| Enclosure Capabilities | Panel Mounting (Bridge) / Bulkhead Mounting (Engine Room) |
| Signaling Systems | Flashing Integrated Indicator Lamps & External Diaphragm Horn |
Related Models
The MTI series features variations configured to suit specific vessel complexities and layout configurations:
UMAS MT1 Standard: 3-order compact engineering room system.
Rolls-Royce MTI-144: Full-scale 7-position (3 Ahead, 3 Astern, Stop) master telegraph control module.
Ulstein 222-652C / 222-651: Marine-grade automation PCB and PLC controller boards often paired within the same control racks.
Application Cases
The MTI-144 module is widely utilized across industrial global fleets, including:
Commercial Merchant Shipping: Main propulsion command backup systems on container ships and bulk carriers.
Offshore Support Vessels (OSV): Integrated into Ulstein-designed offshore supply vessels for robust redundancy.
Marine Automation Systems: Retrofitted into modern marine control rooms as a standalone emergency engine telegraph.
Product Advantages and Features
Fail-Safe Redundancy: Designed primarily as an emergency telegraph, operating independently of main propulsion network failures.
High-Visibility Interface: Dials feature independent dimming controls for night navigation on the bridge without affecting glare.
Robust Auditory and Visual Alerts: Orders trigger simultaneous flashing indicators and high-decibel diaphragm horn arrays until manually acknowledged by the engineer.
Marine-Grade Durability: Built to withstand harsh maritime environments, including continuous vibration, thermal shifts, and high humidity.
Other Models in the Same Series
Ulstein LH80009-31 ISO-Module
Ulstein Brattvaag 222-652B Control Board
Rolls-Royce Marine MT1 3-Order Unit
Installation and Maintenance
Installation
Bridge Unit: Flush-mounted into the main navigation console panel.
Engine Room Unit: Surface-mounted directly to the structural bulkhead or within the Engine Control Room (ECR) housing console.
Wiring: Terminated via 24V DC shielded marine cabling to isolate signaling from RF interference.
Maintenance
Routine Testing: Perform operational lamp tests and sounder activation quarterly during standard safety drills.
Dimmer Inspection: Ensure internal dial potentiometers smoothly adjust illumination levels.
Contact Cleaning: Check rear terminal blocks annually for oxidation or salt-crust buildup.
Unique Product Description
Secure Vessel Security with Genuine Rolls-Royce Marine Engineering
When deep-sea navigation demands absolute communication integrity, the Rolls-Royce MTI-144 Engine Control Module delivers unyielding performance.
Built in Norway to rigorous marine classification society standards, this telegraph system provides real-time, mechanical-grade signaling assurance.
Whether executing complex harbor maneuvers or establishing critical emergency commands, the MTI-144 is the gold standard for marine propulsion interface safety

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