Friday, December 5, 2025

Energy Efficient Latching Power Relays 

Built for performance and efficiency, the latching relays offer high current switching, low power consumption, and rugged reliability—ideal for automation, telecom, and industrial systems.

Energy Efficient Latching Power Relays 

Same Sky’s Relays Group has announced the launch of its new PRL series of latching power relays, designed for applications demanding energy efficiency, high switching capability, and rugged reliability. Available in both single coil and double coil configurations, these relays are engineered to retain their switched state without continuous power—making them ideal for power-sensitive systems. The PRL lineup supports a variety of contact forms, including SPST (1 Form A), SPDT (1 Form C), and DPST (2 Form A), and uses silver alloy contact material to ensure consistent electrical performance.

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The key features are:

  • Switching currents: up to 20 A
  • Coil voltages: 3 to 24 VDC
  • Max switching voltage: 277 VAC
  • Coil power consumption: 200 to 1200 mW
  • Insulation: Class B coil insulation
  • Protection: Flux-sealed housings
  • Operating temperature: –40°C to 85°C
  • Ideal for: Industrial automation, building systems, telecom equipment

A key benefit of the PRL series is its ability to reduce energy use through latching technology, which eliminates the need for continuous power to maintain relay state. This translates to lower system-level power consumption and increased longevity in applications requiring infrequent switching. Additionally, designers will appreciate the flexibility offered by the variety of coil and contact options, along with the product’s compact footprint and rugged design.

Pricing for the PRL relays starts at $1.64 per unit in quantities of 100 through distribution, with OEM pricing available upon request. The relays are available now, with lead times ranging from stock to 8 weeks. Engineers and designers looking for application support can explore Same Sky’s online Relay Resource Library, which offers helpful design tools, videos, and blog content to guide component selection and integration.

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For more information, click here.

Akanksha Gaur
Akanksha Gaur
Akanksha Sondhi Gaur is a journalist at EFY. She has a German patent and brings a robust blend of 7 years of industrial & academic prowess to the table. Passionate about electronics, she has penned numerous research papers showcasing her expertise and keen insight.

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