Marine Insight: Stern Light

Marine Industry Demand for Stern Lights: Ensuring Vessel Safety and Operational Compliance

Stern lights are a critical component of a vessel’s navigation lighting system, playing a vital role in maritime safety. As mandated by the International Regulations for Preventing Collisions at Sea (COLREGs), every power-driven vessel underway must display a white stern light visible over an arc of 135 degrees, positioned to show from directly astern to 67.5 degrees on either side of the vessel. This ensures that other vessels can accurately determine the heading, position, and movement of a ship during nighttime or periods of restricted visibility. The proper functioning and correct installation of stern lights are essential for collision avoidance, regulatory compliance, and the overall safety of marine operations across commercial shipping, fishing fleets, and recreational boating sectors.

In the global marine equipment market, demand for reliable, high-performance stern lights continues to grow. This is driven by increasing maritime traffic, stricter safety regulations, and the modernization of aging fleets. Vessels operating in international waters must adhere to stringent classification society standards, including those set by ABS, DNV, LR, and CCS. As such, marine outfitters and shipbuilders prioritize navigation lights that offer durability, consistent luminosity, and resistance to harsh marine environments—factors that directly influence operational safety and long-term maintenance costs.

Hangzhou Star Marine Technology Co., Ltd. has established itself as a trusted manufacturer and exporter of marine outfittings, including a comprehensive range of stern lights designed to meet international maritime standards. Our products are engineered using marine-grade aluminum and polycarbonate lenses, ensuring resistance to corrosion, UV degradation, and impact damage. Each stern light undergoes rigorous testing for waterproof performance (IP67 rated), thermal stability, and photometric compliance to guarantee optimal visibility and reliability under extreme conditions.

Sourcing stern lights from Star Marine China offers significant cost advantages without compromising quality. Our vertically integrated manufacturing process, strategic location in Hangzhou—a major industrial and logistics hub in China—enables efficient production and reduced lead times. We leverage economies of scale and direct export capabilities to offer competitive pricing, particularly for bulk orders, making our solutions ideal for shipyards, marine equipment distributors, and government procurement agencies.

The following table outlines key specifications and comparative advantages of Star Marine’s standard stern light model:

Feature	Specification
Light Source	High-intensity LED
Visibility Range	2 nautical miles
Beam Angle	135° horizontal
Housing Material	Anodized aluminum alloy
Lens Material	Polycarbonate (UV-resistant)
Ingress Protection	IP67 (dust tight and water submersion proof)
Operating Voltage	10–30V DC (wide input range)
Service Life	>50,000 hours
Compliance Standards	COLREGs, IEC 60092-350, ABS, CCS
Average Unit Price (FOB)	$48–$65 (depending on order volume)

By combining technical excellence, regulatory compliance, and cost-effective manufacturing, Hangzhou Star Marine Technology provides a strategic sourcing solution for stern lights in the global marine industry. Our commitment to quality assurance and customer support ensures that partners receive reliable, certified equipment that enhances vessel safety and operational efficiency.

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Technical Specs & Approval

Technical Specifications: Stern Light

Hangzhou Star Marine Technology Co., Ltd. designs and manufactures stern lights in strict compliance with International Maritime Organization (IMO) SOLAS regulations and COLREGs 1972 Annex I standards. Our stern lights ensure unambiguous vessel identification during nighttime or restricted visibility, critical for collision avoidance. Engineered for durability in harsh marine environments, these units undergo rigorous testing for watertight integrity, corrosion resistance, and optical performance. All products adhere to IEC 60529, IEC 60068, and relevant classification society requirements (e.g., DNV, LR, ABS). Material selection prioritizes longevity and operational reliability, with housings fabricated from marine-grade aluminum alloy or stainless steel, finished with electro-polishing or anodization for enhanced corrosion protection. The optical system utilizes precision-engineered lenses meeting chromaticity coordinates for pure white light emission (x: 0.300–0.540, y: 0.300–0.600 per CIE 1931).

The following table details core technical parameters for Hangzhou Star Marine Technology’s standard stern light series:

Parameter	Specification	Compliance Standard
Housing Material	Marine-grade 6061-T6 Aluminum or ASTM A276 316L Stainless Steel	ASTM B221 / ASTM A484
Optical Lens	Polycarbonate, UV-stabilized, anti-fog coated	ISO 11469
Watertight Rating	IP67 (submersible to 1m for 30 minutes)	IEC 60529
Operating Voltage	10–30V DC (24V nominal)	IEC 60092-101
Power Consumption	≤ 5W	IEC 60092-202
Luminous Intensity	≥ 2 cd at 1 nautical mile	COLREGs Annex I, § 8
Horizontal Beam Angle	135° (centered on vessel’s stern axis)	COLREGs Annex I, § 2(b)
Vertical Beam Angle	5° above to 5° below horizontal plane	COLREGs Annex I, § 2(c)
Operating Temperature	-40°C to +70°C	IEC 60068-2
Vibration Resistance	0.06g²/Hz, 5–100 Hz sweep	IEC 60068-2-6
Dimensions (H×W×D)	185mm × 120mm × 110mm ±1.5mm	Custom variants available
Mounting Interface	Flange mount with 4× M8 stainless steel bolts	ISO 2717
Weight	Aluminum: 1.8kg / Stainless Steel: 3.2kg	—

Material selection directly impacts performance in saline environments. Aluminum housings offer optimal weight-to-strength ratio and superior thermal dissipation, while stainless steel variants provide maximum resilience for heavy-duty applications, such as offshore support vessels. Both materials undergo salt spray testing per ASTM B117 for 1,000 hours without degradation. The IP67 rating is validated through third-party testing, ensuring no ingress of water or dust during prolonged exposure to deck washdowns or heavy seas. Dimensions accommodate standard marine mounting configurations, with optional custom flanges for retrofit installations. Electrical components feature double-insulated wiring and transient voltage suppression to withstand marine electrical noise.

All stern lights are factory-calibrated for beam alignment and intensity verification using photometric test benches traceable to NIST standards. Units include integrated mounting hardware and marine-grade silicone gaskets to maintain watertight integrity across thermal cycles. Hangzhou Star Marine Technology provides full technical documentation, including type approval certificates, installation manuals, and IACS-compliant test reports for seamless global export compliance. This rigorous specification framework ensures operational reliability across all vessel types, from coastal craft to deep-sea commercial fleets.

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Shipbuilding Solutions

Hangzhou Star Marine Technology Co., Ltd. delivers comprehensive marine outfittings solutions tailored for both new shipbuilding projects and vessel repair operations. As a trusted provider in the maritime industry, we specialize in high-performance stern lights that meet international regulatory standards, including COLREGs, IMO, and classification society requirements. Our engineered solutions ensure seamless integration into vessel electrical and navigation systems, supporting safe and compliant operations across all vessel types and operating conditions.

For new construction projects, Star Marine collaborates closely with shipyards and design engineers during the early stages of vessel development. Our technical team provides detailed product specifications, CAD drawings, and installation support to ensure compatibility with the vessel’s structural and electrical architecture. We supply stern lights in a range of configurations, including standard 135° and 225° beam angles, constructed with UV-resistant polycarbonate lenses and marine-grade stainless steel or aluminum housings. These materials ensure long-term durability in harsh saltwater environments while minimizing maintenance requirements.

In repair and retrofit applications, our rapid-response service ensures minimal downtime for vessel operators. With a global logistics network and a stock of certified products available for immediate dispatch, we support urgent replacements and upgrades across key maritime hubs. Our stern lights are designed for easy installation and backward compatibility with legacy mounting systems, reducing labor time and integration complexity. Each unit undergoes rigorous quality control, including IP67 waterproof testing and thermal stress validation, to guarantee performance under extreme operational loads.

We also offer customization options such as voltage compatibility (12V, 24V, 110V, 220V), signal integration with bridge navigation systems, and optional LED configurations for enhanced energy efficiency and lifespan. Our products are certified by recognized authorities including CCS, DNV, LR, ABS, and RINA, ensuring global acceptance and compliance.

Partnering with Star Marine means access to end-to-end technical support—from initial inquiry and product selection to after-sales service and documentation. Our export team manages all logistics, customs clearance, and certification documentation, ensuring timely delivery to shipyards and repair facilities worldwide.

Below is a summary of key technical specifications for our standard stern light series:

Parameter	Specification
Beam Angle	135° or 225°
Light Source	High-intensity LED (optional halogen)
Housing Material	316 Stainless Steel or Marine Aluminum
Lens Material	UV-Stabilized Polycarbonate
Ingress Protection	IP67
Operating Voltage	12V / 24V DC, 110V / 220V AC (selectable)
Service Life (LED)	≥ 50,000 hours
Certification	CCS, DNV, LR, ABS, RINA, IMO, COLREGs
Operating Temperature	-30°C to +70°C
Mounting Type	Bracket, Flange, or Surface Mount

Star Marine Technology is committed to delivering reliable, code-compliant stern lighting solutions that enhance vessel safety and operational efficiency. Whether supporting newbuild programs or emergency repairs, we provide fast, professional service backed by technical excellence and global reach.

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Packaging & Logistics

Packaging and Logistics Protocol for Stern Light Exports
Hangzhou Star Marine Technology implements rigorous packaging standards for stern light assemblies to ensure integrity during global maritime transport. All export shipments originate from our certified facilities in Hangzhou, with final consolidation and containerization occurring at Ningbo Port or Shanghai Port—China’s premier deep-water hubs for marine equipment exports. This dual-port strategy optimizes vessel availability, freight rates, and transit timelines to key global markets including Rotterdam, Singapore, and Los Angeles.

Wooden export cases constitute the primary packaging solution for stern light units requiring maximum impact resistance. These cases are manufactured exclusively from ISPM 15-compliant softwood, subjected to mandatory kiln-drying (KD) to below 22% moisture content and heat treatment at 56°C for a minimum of 30 minutes. Each case bears the internationally recognized IPPC mark, certifying compliance with phytosanitary standards to prevent cross-border pest transmission. Internal protection includes custom-molded polyethylene foam cradles that immobilize the stern light housing and lens assembly, supplemented with vapor-corrosion inhibitor (VCI) paper wrapping to counteract maritime humidity during extended voyages. Cases are sealed with tamper-evident steel strapping and labeled with IMO-compliant handling icons, UN packaging certification codes, and destination port details.

For consolidated container loads or shipments to regions with restrictive wood packaging regulations, we deploy reusable steel pallet systems. These pallets feature non-slip galvanized decks and integrated lashing points compatible with ISO container twist locks. Stern lights are secured using marine-grade nylon straps with 5,000 kg break strength, eliminating movement during vessel pitching. Steel pallets undergo salt-spray testing per ASTM B117 to verify corrosion resistance and are serialized for traceability throughout the supply chain. This method reduces packaging waste and aligns with EU Ecodesign Directive 2009/125/EC requirements for sustainable logistics.

The following table details critical specifications for our packaging systems:

Packaging Type	Material Specification	Max Gross Weight	Dimensional Range (L×W×H)	ISPM 15 Status
Wooden Case	KD Pine, 18mm thickness	1,200 kg	0.8m×0.6m×0.5m to 1.5m×1.2m×1.0m	Certified with IPPC Mark
Steel Pallet	Q235 Galvanized Steel	2,000 kg	1.2m×1.0m×0.22m standard	Not Applicable

All shipments undergo pre-shipment verification per ISO 13005:2014 standards, including drop testing from 1.2m height and humidity chamber validation at 95% RH for 72 hours. Documentation packages include ISPM 15 certificates, non-wood declaration forms where applicable, and a packing list detailing case/pallet serial numbers against stern light model codes. Our Ningbo/Shanghai logistics partners provide real-time container tracking via EDI integration, with mandatory pre-shipment inspections by SGS or Bureau Veritas to satisfy LC terms. This integrated approach ensures stern lights arrive at destination ports—such as Hamburg or Long Beach—without transit damage, meeting the operational readiness demands of commercial fleets and naval operators worldwide.

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Contact Star Marine

For marine outfitters and vessel operators seeking high-performance stern lights that meet international regulatory standards, Hangzhou Star Marine Technology Co., Ltd. stands as a trusted manufacturer and exporter with years of specialized expertise. As a key player in the marine equipment sector, we are committed to delivering stern lighting solutions that ensure compliance, reliability, and long-term operational safety across commercial, fishing, and recreational vessels.

Our stern lights are engineered to meet the stringent requirements of COLREGs (International Regulations for Preventing Collisions at Sea), with precise beam angles, durable housing materials, and advanced corrosion-resistant finishes suitable for harsh marine environments. Whether you are outfitting new-build vessels or replacing existing navigation lights, Star Marine offers a range of models tailored to different vessel sizes and operational profiles. All our products undergo rigorous quality control and are certified to ISO 9001 standards, ensuring consistent performance and global regulatory acceptance.

To support our global clientele, we provide comprehensive technical documentation, including installation guides, photometric reports, and compliance certificates. Our manufacturing capabilities allow for both standard configurations and OEM/ODM customization, including voltage adjustments (12V/24V DC), lens color options, and mounting adaptations. With an established export network spanning Southeast Asia, the Middle East, Africa, and Europe, Star Marine ensures timely delivery and after-sales support through strategic shipping partners and regional agents.

For detailed technical inquiries, product selection assistance, or quotation requests, we encourage direct communication with our Product Manager, Kacher YE. As the lead technical contact for our marine outfittings division, Mr. Ye brings extensive field experience in marine electrical systems and regulatory compliance. He is available to provide expert guidance on product specifications, application suitability, and integration with existing navigation lighting systems.

Below is an overview of our standard stern light specifications for reference:

Parameter	Specification
Model Type	ST-LN-SL100
Light Source	High-intensity LED
Beam Angle	135° horizontal
Visibility Range	2–3 nautical miles
Voltage	12V / 24V DC (dual compatibility)
Housing Material	Marine-grade aluminum, powder-coated
Lens Material	UV-stabilized polycarbonate
Ingress Protection	IP67
Operating Temperature	-30°C to +70°C
Certification	CE, ISO 9001, COLREGs compliant
Warranty	2 years

We invite project managers, shipyards, and marine equipment suppliers to contact Kacher YE directly at [email protected] to discuss technical requirements, request samples, or obtain volume pricing. Our team responds to all inquiries within 24 hours during business days and supports communication in English, Mandarin, and Arabic. Partner with Hangzhou Star Marine Technology for reliable, code-compliant stern lighting solutions backed by professional engineering support and global export experience.

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