Description
BARTEC VARNOST
HONEYWELL
OTB122
JUNCTION BOX
TYPE: 00780-A-0100
IP66
MAX W. 3.2 -55°C TA +40°C
MAX W. 1.2 -55°C TA +65°C
The Honeywell OTB122 is an IP66-rated junction box designed for use within marine gas detection systems. Junction boxes of this type serve as critical wiring and termination enclosures, consolidating detector field wiring and providing a secure, environmentally sealed interface between sensors and the detection control panel. Onboard ships, gas detection infrastructure is essential for monitoring flammable, toxic, or oxygen-depleted atmospheres in enclosed and semi-enclosed spaces, and the integrity of every component in the signal chain — including junction boxes — directly affects system reliability and crew safety.
Key Features
✓ IP66-rated enclosure providing a high level of protection against water ingress and dust, suitable for demanding marine environments where exposure to spray, wash-down, or humid conditions is expected.
✓ Operating temperature range of -55°C to +40°C at MAX W. 3.2 and -55°C to +65°C at MAX W. 1.2, as specified on the nameplate, accommodating both cold-climate and high-ambient temperature installations.
✓ Designed for integration within Honeywell gas detection system architectures; compatibility with specific panels, controllers, or detector loops should be confirmed against the vessel’s existing system configuration.
✓ Suitable for installation in machinery spaces, pump rooms, cargo areas, and other locations where field wiring termination points are required as part of a certified gas detection network.
✓ Replacement or service of junction boxes in gas detection systems should be carried out in accordance with the original system documentation and any applicable class or flag state requirements; subject to confirmation of system compatibility.
Marine Applications
✓ Tankers and chemical carriers where continuous gas detection in cargo pump rooms, void spaces, and cargo tank areas is mandatory under SOLAS and class rules.
✓ LNG and LPG carriers requiring robust field wiring enclosures within hazardous area gas detection installations.
✓ Offshore support vessels and platform supply vessels fitted with Honeywell gas detection systems in engine rooms and accommodation boundary areas.
✓ Bulk carriers and general cargo vessels where fixed gas detection systems are installed in enclosed or semi-enclosed spaces per flag state or class requirements.
✓ Cruise ships, ferries, and naval auxiliaries requiring reliable gas monitoring infrastructure with weather-resistant field termination components throughout the vessel.
Why Marine Engineers Choose
The Honeywell OTB122 junction box is a manufacturer-specified component built to the environmental and operational standards expected in marine gas detection applications. Its IP66 rating and broad temperature tolerance make it a dependable termination solution in locations where lesser enclosures would compromise system integrity and long-term reliability.
Ideal For
Tankers, chemical carriers, LNG & LPG vessels, offshore support vessels, bulk carriers, passenger ships, and any commercial or naval vessel operating a Honeywell gas detection system requiring field junction box replacement or expansion.
Technical Support & Compliance
Technical assistance is available for remote troubleshooting, onboard support coordination, testing and commissioning guidance, and retrofit or integration queries related to this junction box within existing gas detection systems. Repair and system integration support can be discussed subject to confirmation of the vessel’s specific configuration. To confirm compatibility and ensure the correct part is supplied, buyers are encouraged to share nameplate photographs, the full part number and type designation, wiring or system drawings, the gas detection panel model and software version, vessel name, IMO number, and a clear description of the intended installation scope. All compatibility and suitability assessments are subject to confirmation based on the information provided.
