Description
TYCO SAFETY PRODUCTS
SIMPLEX TIME RECORDER CO.
MIM800
MX MINI INPUT MODULE
555.800.001
MIM800CP
125-585-827
W 125.585.606
997001
POWER LIMITED CIRCUITS
19700535
ISSUE. #3
The Tyco Simplex MIM800 MX Mini Input Module is a compact, power-limited signal interface device designed for integration within Simplex fire alarm and detection systems. Operating as a monitored input point, it allows external devices and dry-contact signals to be supervised and reported back to the fire alarm control panel. In the marine environment, reliable signal monitoring is essential for maintaining life safety compliance across all vessel types, making this module a critical component within shipboard fire detection networks.
Key Features
✓ Functions as a monitored mini input module, enabling supervised connection of dry-contact devices to the Simplex MX fire alarm system loop.
✓ Designed for power-limited circuits as indicated in the original product data, ensuring safe integration within low-energy fire alarm wiring configurations typical of marine installations.
✓ Compatible with the Simplex MX series fire alarm platform; exact panel compatibility and loop controller support should be confirmed against the specific system configuration onboard.
✓ Compact form factor suited to installation in panel enclosures, junction boxes, or equipment spaces where space is at a premium — typical of shipboard fire detection system layouts.
✓ Replacement and maintenance of input modules such as this one supports continued system integrity; sourcing the correct part number (555.800.001) ensures accurate like-for-like substitution within existing Simplex installations.
Marine Applications
✓ Commercial cargo vessels and bulk carriers requiring distributed fire detection input monitoring across multiple zones and decks.
✓ Passenger ferries and cruise ships where SOLAS-compliant fire alarm system continuity is mandatory and monitored input devices play a key supervisory role.
✓ Offshore platforms and support vessels operating Simplex MX series fire alarm control systems as part of their integrated safety infrastructure.
✓ Tankers and chemical carriers where reliable signal interface modules are required to monitor auxiliary safety contacts and external detection devices.
✓ Naval auxiliaries and specialist vessels utilising Tyco Simplex fire alarm systems that require genuine replacement input modules to maintain system certification and performance.
Why Marine Engineers Choose
Marine engineers and vessel operators specify the Tyco Simplex MIM800 MX Mini Input Module for its direct compatibility with existing Simplex MX system installations, ensuring accurate signal supervision without the need for system reconfiguration or additional adapters.
Ideal For
Cargo vessels, passenger ships, tankers, offshore support vessels, ferries, and any commercial or specialist marine vessel operating a Simplex MX series fire alarm system requiring monitored input module replacement or system expansion.
Technical Support
Technical support is available for this fire alarm system component, covering onboard installation guidance, module replacement procedures, and remote troubleshooting assistance. Contact our team for help with integrating this module into your vessel’s existing Simplex fire detection system.




