Description
TYCO ELECTRONICS
CONTACTOR
P40P42D12P1-24
600V~
50 AMP RES
COIL:24VDC
The Tyco Electronics P40P42D12P1-24 is an electromechanical contactor designed for reliable switching and load control in marine electrical systems. Rated at 600V~ with a 50A resistive load capacity and a 24VDC operating coil, this contactor provides robust performance in demanding onboard environments. It is commonly deployed within fire alarm systems and associated control panels where dependable electrical switching is critical to vessel safety and compliance.
Key Features
✓ Electromechanical contactor providing controlled switching of high-current circuits in marine electrical and fire safety systems.
✓ Rated at 600V~ with 50A resistive load capacity and a 24VDC coil — specifications as stated in original product data.
✓ Compatible with fire alarm control panels and associated safety system architectures typical in marine installations; broader panel compatibility subject to confirmation.
✓ Suitable for installation in electrical switchboards and control enclosures; mounting configuration and environmental ingress rating subject to confirmation for specific applications.
✓ Direct replacement component for maintenance and service of existing Tyco-based fire alarm and electrical control systems onboard.
Marine Applications
✓ Fire alarm system panels and associated control circuitry aboard commercial and offshore vessels.
✓ Electrical switchboard and distribution control systems requiring reliable high-voltage contactor switching.
✓ Machinery space and accommodation fire detection and suppression control circuits.
✓ Cargo vessels, tankers, offshore platforms, and passenger ships requiring SOLAS-compliant fire safety infrastructure.
✓ Preventive maintenance and emergency replacement programmes for vessel fire alarm and electrical control systems.
Why Marine Engineers Choose
The Tyco Electronics contactor is a recognised component in marine fire alarm and control systems, offering a known specification baseline — 600V~, 50A resistive, 24VDC coil — that simplifies sourcing decisions during maintenance planning and emergency spares procurement.
Ideal For
Commercial cargo vessels, tankers, bulk carriers, offshore support vessels, passenger ferries, and fixed offshore installations requiring replacement contactors for fire alarm system maintenance and electrical control applications.
Technical Support
Technical support is available for this contactor and its integration within marine fire alarm and electrical control systems. Assistance covers onboard installation guidance, fault diagnosis, and remote troubleshooting to help minimise vessel downtime.




