Relay
Reliable Auxiliary Relay Components for Precision and Control


From switching and control functions to protection and signal interfacing, our auxiliary relay solutions cater to diverse applications including industrial automation, power distribution, renewable energy systems, and control panels.
We offer a comprehensive range of precision engineered products designed to meet diverse application requirements across industries.
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Traditional relays designed for high-load applications and dependable switching.
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Fast-response, wear-free operation with extended operational lifespan.
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Configurable delay functionality for controlled, sequential operations.
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Flexible control solutions for complex and dynamic system requirements.


Permanent Magnets Limited offers high-quality auxiliary relay components engineered to enhance the performance and reliability of electrical control systems. Designed for consistent switching and accurate signal transmission, our relays play a critical role in automation, power management, and protection circuits across diverse industrial sectors.
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High reliability for long service life and consistent performance.
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Precise switching for accurate signal control and system efficiency.
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Suitable for a wide range of industrial and commercial applications.
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Compact and durable design to optimize panel space and withstand harsh conditions.
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Easy integration with various control panels, PLCs, and automation systems.
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Used in control panels, machinery, and automated systems for reliable switching, signaling, and process control.
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Deployed in switchgear and protection systems for efficient power control, monitoring, and fault isolation.
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Integrated into rail, metro, and infrastructure systems for dependable control, signaling, and safety operations.
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Applied in HVAC systems and building controls for efficient operation, load management, and system automation.
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Utilized in solar, wind, and smart grid applications for control, monitoring, and safe energy distribution.

With over 60 years of manufacturing excellence, PML delivers Auxiliary Relays trusted by OEMs and Tier 1 suppliers across sectors demanding robust performance.

ISO 45001
Occupational Health and Safety (OH&S) management systems

ISO 14001
Environmental Management Systems (EMS)

ISO 9001
Quality Management Systems (QMS)

IATF 16949
International Standard for Automotive Management Systems

AS 9100
Aerospace Quality Management System (QMS)
An auxiliary relay is a secondary relay used to control other devices such as circuit breakers or primary relays. It provides isolation, amplification, or logical control within electrical systems.

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