Marine Navigation Horn Control System
Saracom Co., Ltd.
Refurbished
Saracom HC-7122 Horn Control Unit | Marine Navigation Horn Control System | Ship Fog Signal Controller
The Saracom HC-7122 Horn Control Unit is a professional marine navigation device designed to control a vessel's whistle, horn, navigation lights, and automatic fog signal functions in accordance with the International Regulations for Preventing Collisions at Sea (COLREGs). Installed on the navigation bridge, it enables officers to operate sound signaling equipment safely and efficiently during restricted visibility, harbor maneuvering, and emergency situations.
The HC-7122 combines manual horn operation, automatic fog signal generation, light control, horn selection, and power monitoring into a single compact control panel. The unit allows bridge officers to select different fog signal patterns, adjust signal brightness, monitor three-phase power status, and control fore and aft horns independently.
Designed for continuous operation in demanding marine environments, the Saracom HC-7122 offers reliable performance, intuitive operation, and seamless integration with the vessel's navigation signaling system.
SM MARINE SERVICE™ supplies New, Reconditioned, and Fully Tested Saracom HC-7122 Horn Control Units, complete navigation bridge equipment, spare parts, repair services, refurbishment, testing, and worldwide technical support.
Saracom Co., Ltd.
South Korea
Marine Navigation Horn & Fog Signal Control Unit
SM MARINE SERVICE™ maintains stock of Saracom bridge control equipment, horn control units, fog signal controllers, navigation bridge panels, communication modules, relay boards, power supply modules, push buttons, indicator assemblies, spare parts, and marine automation equipment. We provide worldwide supply, repair, calibration, refurbishment, troubleshooting, and technical support for shipowners, ship managers, and marine engineers.
The Saracom HC-7122 Horn Control Unit is an integrated bridge-mounted controller used to operate a vessel's navigation horn, whistle, fog signal, and navigation light functions. It enables officers on watch to transmit the correct sound signals required under the International Regulations for Preventing Collisions at Sea (COLREG 1972) during restricted visibility, maneuvering, and emergency situations.
The HC-7122 combines manual horn operation, automatic fog signal sequences, horn selection, dimmer control, and power monitoring into one compact bridge console. It helps ensure that the correct sound signals are produced automatically or manually, improving navigational safety and regulatory compliance.
The HC-7122 continuously monitors the horn system and provides automatic or manual operation.
The controller verifies that the horn system has a healthy three-phase power supply.
The bridge officer selects:
Depending on the vessel configuration, the operator can activate:
The controller automatically generates the proper horn sequence according to the selected fog signal mode.
The panel continuously monitors:
Any abnormal condition activates the appropriate alarm indication.
The Saracom HC-7122 is widely installed on:
After years of operation, engineers may experience:
When faults occur, engineers should inspect:
Recommended maintenance includes:
Regular preventive maintenance ensures dependable bridge signaling and compliance with international navigation regulations.
The Saracom HC-7122 continues to be trusted because it offers:
The HC-7122 controls the ship's navigation horn, automatic fog signals, horn selection, navigation light functions, and system monitoring from the bridge.
Yes. It automatically generates fog signal patterns in accordance with COLREG 1972 requirements.
Yes. Most faults involving the power supply, relay boards, control PCB, push buttons, LED indicators, dimmer circuits, and communication interfaces can be repaired by qualified marine automation engineers.
Yes. SM MARINE SERVICE™ supplies:
Yes. We provide inspection, repair, refurbishment, functional testing, troubleshooting, and technical support for Saracom navigation bridge equipment.
The Saracom HC-7122 Horn Control Unit is a marine bridge control panel designed to manage navigation horns, whistle systems, automatic fog signals, and navigation light functions. Built for reliable operation under demanding maritime conditions, it ensures compliance with COLREG sound signal requirements while improving navigational safety and bridge efficiency.
For installation, commissioning, operation, and maintenance, refer to:
SM MARINE SERVICE™ is a trusted supplier of marine navigation equipment, bridge automation systems, engine control equipment, fire detection systems, hydraulic systems, electrical automation, and genuine marine spare parts.
We provide:
Bangladesh Office:
Samir Market, DT Road, Pahartali, Beside CDA Market, Chattogram, Bangladesh
China Warehouse & Support Center:
Shanghai, China
Website: www.smmarineservice.com
Email: info@smmarineservice.com
WhatsApp: +8801818929292
Marketing Contact: Nazmul Hasan Bhuiyan
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