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  6. Output unit with relay for building management, 2.4GHz band

Output unit with relay for building management, 2.4GHz band

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KSR2.4RY

last updated:Feb 12, 2026

Circuit Design, Inc.
Circuit Design, Inc.
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Wireless control of building lighting to improve energy efficiency and maintenance efficiency.

In building management, lighting control is a crucial issue for improving energy efficiency and operational efficiency. Particularly in large office buildings and commercial facilities, remote control and automation of lighting systems are required. Reducing the cost and effort of wiring work and realizing flexible lighting plans are essential to meet the needs of building managers. This product enables ON/OFF and dimming of lighting through wireless communication, easily smartening existing lighting systems. 【Usage Scenarios】 * Floor lighting control in office buildings * Store lighting control in commercial facilities * Lighting control in parking lots and common areas * Remote control of emergency lighting 【Benefits of Implementation】 * Reduction in wiring work costs * Energy-saving effects through remote operation of lighting * Realization of flexible lighting plans * Improved maintenance efficiency

    Remote ControlcontrollerCommunications
ksr-24ry-ph001.png

Output unit with relay for building management, 2.4GHz band

ksr-24ry-ph001.png
ksr-24ry-ph001.png
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basic information

**Features** * Direct drive of large-capacity loads with 4 relay output systems (maximum: DC 30V, 5ADC, inductive load 2A) * Communication distance of approximately 100m in line of sight * Frequency hopping communication method allows simultaneous operation of multiple systems * Three output modes: momentary, toggle, and one-shot * Communication status confirmation via link indicator terminal **Our Strengths** We have specialized in the design and manufacturing of low-power wireless devices for many years, with a proven track record in fields such as medical, security, and infrastructure monitoring, where long-term stable operation and noise resistance are essential. We pursue the realization of "reliable wireless communication" in our customers' products and provide highly durable wireless communication devices that comply with domestic radio laws.

Price information

Available for purchase from one unit. For price details, please visit our website.

Price range

P2

Delivery Time

P3

※For more details, please contact us.

Applications/Examples of results

【Application】 Ideal for wireless applications of equipment that require high current, such as slide loaders for transport vehicles, rear gates of trucks, and remote control of construction and agricultural machinery. It is useful in scenarios where reliability and power are essential, such as solenoid drive for hydraulic valves, lifts for welfare vehicles, and control of large shutters. With stable communication over a distance of approximately 100 meters and a safety design with a Hamming distance of 6 to prevent malfunctions, it contributes to the efficiency and safety of professional fields such as civil engineering, construction, and logistics.

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Model number overview
KST2.4W-2 Light Industry 2.4GHz 2-Channel Low Power Wireless Waterproof Remote Control
KST2.4W-3 Light Industry 2.4GHz 3-Point Low Power Wireless Waterproof Remote Control
KST2.4W-4 Light Industry 2.4GHz 4-Point Low Power Wireless Waterproof Remote Control
KST2.4S Light Industry 2.4GHz Remote Control System Input Unit (6 Contact Inputs)
KSR2.4 Light Industry 2.4GHz Remote Control System Input Unit (6 Contact Outputs)

catalog(1)

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2.4GHz Band Wireless Remote Control System KST2.4W/KSR2.4RY

2.4GHz Band Wireless Remote Control System KST2.4W/KSR2.4RY

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Company information

Circuit

Circuit Design, Inc.

Industrial Electrical Equipment

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We specialize in the design and manufacture of Specific Low-Power Radio (SLPR) equipment—a solution distinct from general wireless offerings. Our focus is on high-reliability wireless systems for industrial and professional applications that demand advanced stability and dependability, operable without complex licensing procedures. Our mission is to ensure unwavering wireless connectivity for your products. Our versatile radio modules and remote controls are widely adopted in fields where long-term stable operation and noise immunity are essential, including medical devices, security systems, and infrastructure monitoring. We apply strict quality control standards from the initial planning stages, providing highly durable wireless communication devices that comply fully with domestic radio regulations.

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