Remote Switch Kl K400c
Overview
Product sourcing insights & recommendations
The KL-K400C is a high-power, 4-channel wireless RF remote control switch system manufactured by Shenzhen Kelvin Electronics Co., Ltd. (KLVN) Made-In-ChinaAlibaba. It is specifically designed for long-range applications, offering a significant transmission distance of up to 2000m–4000m in open areas Alibaba.
Product Specifications & Features
- Channels: 4-Channel passive dry contact output (NO/COM/NC terminals) Made-In-ChinaMade-In-China.
- Operating Modes: Supports Momentary (Jog), Toggle (Self-lock), and Latching (Inter-lock) modes, selectable via learning/jumpers Made-In-ChinaEbay.
- Power: Standard DC 12V (customizable 24V) with a relay capacity of 7A–10A per channel Made-In-ChinaEbay.
- Frequency: Standard 433.92MHz or 315MHz using ASK modulation Made-In-ChinaAlibaba.
- Range: Distinguished by its high-power transmitter, enabling extreme ranges compared to standard consumer remotes Alibaba.
Market Trends & Insights
- Industrial Shift: There is a growing demand for these modules in agriculture (irrigation) and industrial automation (gate/pump control) due to their reliable long-range performance Alibaba.
- DIY/Smart Home Integration: Market interest is rising for 433MHz learning code modules (EV1527) because they are easily compatible with smart home hubs (like Sonoff Bridge or Broadlink) AlibabaMade-In-China.
- B2B Landscape: Wholesale pricing for these 4-channel kits typically ranges from $2.50 to $7.87 per unit, with low MOQs (often 5–10 pieces) making them accessible for small-scale project integrators AlibabaAlibaba.
Kl K400c Remote Switch Wireless Relay Receiver
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Sources & References
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