Engineering machinery operates at the intersection of power, motion, and precision. Whether applied in excavating machinery, lifting equipment, piling rigs, marine construction systems, rescue vehicles, or aerial work platforms, continuous rotation combined with reliable transmission is essential for safe and efficient operation. Slip rings serve as the core component enabling this functionality.
JINPAT Electronics is a specialized manufacturer of industrial slip rings with extensive experience in heavy machinery applications. Its latest LPT through-bore slip ring series is engineered to meet the growing demand for compact, high-density, and high-reliability transmission solutions. These slip rings support multiple power circuits, control signals, and optical fiber channels within a single integrated structure, significantly reducing system complexity.
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Key design advantages include same-side cable exit for rotor and stator, stainless steel corrosion-resistant housings, UV-resistant and halogen-free wiring, and insulation performance far exceeding standard requirements. Selected models are certified for underwater operation up to 500 meters, making them suitable for offshore engineering and marine construction environments.
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For applications requiring extreme electrical performance, JINPAT’s LPA large-current slip ring series provides high-voltage and high-current transmission solutions for tower cranes, port cranes, offshore winches, and amusement equipment. Carbon brush designs, modular structures, and integrated cooling systems ensure long service life, stable temperature rise, and ease of maintenance.
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By offering standardized products alongside highly customizable solutions, JINPAT supports global OEMs, system integrators, and project contractors with reliable slip ring technology tailored to engineering machinery across diverse industries and environments.

