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- Sinyinda SYCBCWL208F New National Standard 40A Waterproof Composite Socket | IP67 Power Signal Female Connector Dual-Rib Reinforced Keying·55×21×24mm High-Reliability SolutionSinyinda SYCBCWL208F New National Standard 40A Waterproof Composite Socket | IP67 Power Signal Female Connector Dual-Rib Reinforced Keying·55×21×24mm High-Reliability Solution
- SYCBCWL208F, the new national standard 40A waterproof composite socket female connector (dual-rib version) launched by Sinyinda (SYC), is a precision interconnection interface developed specifically for "zero tolerance for safety" scenarios. Within an ultra-compact size of only 55×21×24mm, it innovatively integrates a 40A main power circuit and 4 independent signal channels; featuring a dual-rib symmetrical physical anti-misinsertion structure, combined with asymmetric pin arrangement and tactile feedback design, it completely eliminates risks of misinsertion, reverse connection, and partial insertion at the mechanical level, achieving a 99.99% blind-mating success rate. The housing is made of high-strength PA66+GF30 engineering plastic, paired with a silicone sealing ring and snap-lock fastening, achieving IP67 protection rating. The internal conductors use T2 copper with silver plating, featuring contact resistance ≤0.8mΩ, supporting continuous 40A/250V AC or DC full-load operation with a temperature rise of <35K. Certified under CCC compulsory certification, it is suitable for scenarios with extreme requirements for safety and environmental adaptability, such as industrial robot control cabinets, rail transit equipment, medical surgical instruments, children's educational robots, and outdoor security systems.
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- Sinyinda SYCBCWL166F New National Standard 40A Waterproof Composite Socket | IP67 Power Signal Female Connector Rib-Free Free-Guide·55×21×24mm Ultra-Compact SolutionNew national standard certification · IP67 waterproof and dustproof · 40A high current + 4 signal lines · No-rib smooth plugging/unplugging · 55×21×24mm ultra-compact · Copper silver-plated contacts · Designed for high-frequency/multi-compatibility scenarios
- SYCBCWL166F, a new national standard 40A waterproof composite socket outlet (ribless version) launched by SYC, is a precision interface developed specifically for application scenarios pursuing "ultimate efficiency and space utilization." Within an extreme footprint of only 55×21×24mm, it innovatively integrates a 40A main power circuit and 4 independent signal channels, achieving "six functions in one port." Featuring a ribless free-orientation structure, combined with precision pin layout and low-friction engineering plastic, it ensures smooth, unobstructed insertion and extraction, with a single operation time of <1.5 seconds, significantly improving production line takt time and maintenance efficiency. The housing is made of high-strength PA66+GF30 engineering plastic, paired with a silicone sealing ring and snap-lock mechanism, achieving IP67 protection rating. The internal conductors use T2 copper with silver plating, featuring contact resistance of ≤0.8mΩ, supporting continuous 40A/250V AC or DC full-load operation with a temperature rise of <35K. Certified under CCC mandatory requirements, it is suitable for scenarios with dual stringent demands on operational efficiency and space, including automated test equipment, multi-brand compatible charging piles, portable energy storage power supplies, industrial control cabinets, and consumer electronics fast-charging stations.
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- Sinyinda SYCBCWL088F 6-Pin High-Current Lithium Battery Female Connector | IP67 Waterproof · Ultra-Thin Flat Design · 64×22.6×15mm Compact Power InterfaceIP67 protection · Ultra-thin 15mm thickness · 6Pin high-current carrying capacity · Phosphor bronze tin-plated terminals · -40℃~+125℃ wide temperature range · Specifically designed for compact battery compartments/handheld devices/embedded systems
- The SYCBCWL088F 6-Pin High-Current Lithium Battery Female Connector, launched by Sinyinda (SYC), is an ultra-thin flat power interface specially developed for high-power-density lithium battery packs. This model features a high-strength PA66+GF30 engineering plastic housing, combined with a silicone sealing ring and snap-lock structure, achieving IP67 protection rating, capable of resisting rain, dust, and salt spray erosion; the internal 6 conductive terminals use phosphor bronze base material with tin-plated surface finish (Sn≥3μm), with a rated current of up to 25A per pin, supporting continuous full-load operation at 120A/60V DC across the entire row, with contact resistance ≤0.5mΩ and temperature rise <30K. The external dimensions are only 64×22.6×15mm, with a thickness approximately 5mm thinner than conventional models, perfectly fitting the ultra-thin battery compartment space constraints of handheld power tools, portable energy storage power supplies, drone base stations, and light electric vehicles. Certified with CCC mandatory certification and RoHS environmental directive, it is suitable for all lithium battery application scenarios with extreme requirements for safety, environmental adaptability, and space efficiency.
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- Sinyinda SYCBCWL120M-90° 6-Pin High-Current Lithium Battery Male Connector | IP67 Waterproof · 90° Side-Insert · 60×15×23mm Ultra-Slim Power InterfaceIP67 Protection · 90° Right-Angle Side-Insert · 6-Pin High-Current Capacity · Copper Alloy Silver-Plated Contacts · -40℃~+125℃ Wide Temperature Range · Designed for Compact Battery Compartments / Handheld Devices / Embedded Systems
- The SYCBCWL120M-90° 6Pin high-current lithium battery plug connector launched by Sinyinda (SYC) is a 90° right-angle side-entry power interface specifically developed for high-power-density lithium battery packs. This model features a high-strength PA66+GF30 engineering plastic housing, combined with a silicone sealing ring and snap-lock structure, achieving an IP67 protection rating that resists rain, dust, and salt spray corrosion. The internal 6 conductive pins use T2 copper base material with a silver-plated surface finish (Ag≥5μm), with a rated current of up to 30A per pin, supporting continuous full-load operation at 150A/60V DC across the entire row, with a contact resistance of ≤0.3mΩ and a temperature rise of <25K. The external dimensions are only 60×15×23mm, with a thickness approximately 6mm thinner than the straight-plug version, making it perfectly suited for the ultra-thin battery compartment space constraints of handheld power tools, portable energy storage power supplies, drone base stations, and light electric vehicles. It has passed CCC mandatory certification and RoHS environmental directive compliance, making it suitable for all lithium battery application scenarios with extreme requirements for safety, environmental adaptability, and space efficiency.
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Hot Recommendations

- Sinyinda SYCBCWL128M New National Standard 6-Pin Waterproof Composite Socket | IP67 Protection · 60mm Length · Nickel-Plated Brass Terminals · Flexible Pin Configuration OptionsNew national standard certification · IP67 protection potential · 6-pin hybrid transmission (power + signal) · 51±0.2mm compact spacing · Nickel-plated H62 brass terminals · UL94 V-0 flame retardant · Specifically designed for industrial control and energy management
- The SYCBCWL128M new national standard 6-pin waterproof composite socket plug, launched by Sinyinda (SYC), is a high-performance interconnect interface based on a modular design concept. This product features a reinforced PA6 engineering plastic body, paired with nickel-plated H62 brass terminals (plating 80u" base + 120u" top), achieving 6 independent electrical channels within a length of only 60mm; it supports multiple pin configurations such as "2+4" (2 power + 4 signal), "3+3", or all-power/all-signal, meeting diverse application requirements. The housing design reserves an O-ring groove, which, combined with a dedicated sealing ring, achieves an IP67 protection rating, making it suitable for outdoor and humid environments. It is RoHS certified and complies with the GB/T 2099.1-2021 new national standard safety regulations, making it applicable to scenarios with dual requirements for flexibility and reliability, such as PLC controllers, photovoltaic inverters, energy storage BMS systems, medical device power modules, and smart charging piles.

