# EdgeBus data collectors selection — ManThink > Keep working instruments and connect their interfaces with collectors. EdgeBus / JS handles protocols and data to connect existing equipment to LoRaWAN. Canonical: https://www.manthink.cn/en/products/collectors/ RECONNECT / MANTHINK PRODUCTS Keep working instruments and connect their interfaces with collectors. EdgeBus / JS handles protocols and data to connect existing equipment to LoRaWAN. [Compare key specifications ↓](https://www.manthink.cn/en/products/collectors/#comparison) [![KC25 DIN-rail RS-485 collector — product image](https://www.manthink.cn/assets/kc25.jpg) KC25](https://www.manthink.cn/en/products/collectors/kc25/) [![KC21 IP65 RS-485 collector — product image](https://www.manthink.cn/assets/kc21.png) KC21](https://www.manthink.cn/en/products/collectors/kc21/) [![KC22 IP65 M-Bus collector — product image](https://www.manthink.cn/assets/kc22.png) KC22](https://www.manthink.cn/en/products/collectors/kc22/) FEATURED EDGEBUS / KC25 ## Compact in the cabinet. Open to your protocols with JS. DIN-rail RS-485 collector with the lightweight EdgeBus JS virtual machine. From standard to custom protocols, connect existing equipment to LoRaWAN. DIN-rail mounting 69 × 25 × 25 mm DC 5–24 V [Discover KC25 ↗](https://www.manthink.cn/en/products/collectors/kc25/) [Explore other interfaces ↗](https://www.manthink.cn/en/products/collectors/) Use JavaScript to implement acquisition and parsing for protocols on the RS-485 interface. ![KC25 Compact DIN-rail RS-485 EdgeBus collector](https://www.manthink.cn/assets/kc25.jpg) **RS-485** Connect existing equipment **JS** Programmable protocols **LoRaWAN** Wireless data to the platform ## Choose by existing interface 4 products IP65 RS-485 collector [KC21](https://www.manthink.cn/en/products/collectors/kc21/) [![KC21 IP65 RS-485 collector — product image](https://www.manthink.cn/assets/kc21.png)](https://www.manthink.cn/en/products/collectors/kc21/) ### [Bring distributed wired devices onto one network.](https://www.manthink.cn/en/products/collectors/kc21/) - **Physical interface**: RS-485 - **Power options**: 10800 mAh battery / DC 5–24 V - **Mounting**: Wall mount - **Ingress protection**: IP65 [Specifications, interfaces & options](https://www.manthink.cn/en/products/collectors/kc21/) IP65 M-Bus collector [KC22](https://www.manthink.cn/en/products/collectors/kc22/) [![KC22 IP65 M-Bus collector — product image](https://www.manthink.cn/assets/kc22.png)](https://www.manthink.cn/en/products/collectors/kc22/) ### [Bring existing M-Bus meters online wirelessly.](https://www.manthink.cn/en/products/collectors/kc22/) - **Physical interface**: M-Bus - **Power options**: 10800 mAh battery / DC 5–24 V - **Mounting**: Wall mount - **Ingress protection**: IP65 [Specifications, interfaces & options](https://www.manthink.cn/en/products/collectors/kc22/) DIN-rail RS-485 collector [KC25](https://www.manthink.cn/en/products/collectors/kc25/) [![KC25 DIN-rail RS-485 collector — product image](https://www.manthink.cn/assets/kc25.jpg)](https://www.manthink.cn/en/products/collectors/kc25/) ### [Compact cabinet acquisition, adaptable connectivity.](https://www.manthink.cn/en/products/collectors/kc25/) - **Physical interface**: RS-485 - **Power supply**: DC 5–24 V - **Mounting**: DIN rail - **Ingress protection**: IP53 [Specifications, interfaces & options](https://www.manthink.cn/en/products/collectors/kc25/) Infrared collector [MC11](https://www.manthink.cn/en/products/collectors/mc11/) [![MC11 Infrared collector — product image](https://www.manthink.cn/assets/mc11.png)](https://www.manthink.cn/en/products/collectors/mc11/) ### [Connect through your instrument’s infrared port.](https://www.manthink.cn/en/products/collectors/mc11/) - **Physical interface**: 38 kHz infrared - **Power supply**: 2 AA batteries - **Mounting**: Adhesive mounting - **Ingress protection**: IP53 [Specifications, interfaces & options](https://www.manthink.cn/en/products/collectors/mc11/) **Does your equipment output DI, 4–20 mA or 0–10 V?** See KS32 dry-contact and KS31 analog products and match the actual input signal. [KS31 Analog ↗](https://www.manthink.cn/en/products/sensors/ks31/) [KS32 Dry contact ↗](https://www.manthink.cn/en/products/sensors/ks32/) Interfaces, probes, power and regional bands may vary within a series. Refer to the product manual and confirmed configuration. COMPARE / KEY SPECIFICATIONS ## Compare side by side. | Model | Signal / Interface | Power / Configuration | Protection | Details | | --- | --- | --- | --- | --- | | KC21 | RS-485 | 10800 mAh battery / DC 5–24 V | IP65 | [View ↗](https://www.manthink.cn/en/products/collectors/kc21/) | | KC22 | M-Bus | 10800 mAh battery / DC 5–24 V | IP65 | [View ↗](https://www.manthink.cn/en/products/collectors/kc22/) | | KC25 | RS-485 | DC 5–24 V | IP53 | [View ↗](https://www.manthink.cn/en/products/collectors/kc25/) | | MC11 | 38 kHz infrared | 2 AA batteries | IP53 | [View ↗](https://www.manthink.cn/en/products/collectors/mc11/) | See the product page and official manual for full specifications, wiring and configuration differences. THE NEXT CONNECTION / APPLICATIONS START HERE ## Once your devices are connected, let ThinkLink take it from there. A general-purpose, AI-powered IoT platform with native LoRaWAN. LoRaWAN / 4G connectivity, AI operations and micro-app development. Free self-hosting, one-command installation and customizable branding. [Get the install command ↓](https://www.manthink.cn/en/#thinklink-deploy) [Discover ThinkLink](https://www.think-link.net/zh/) [ThinkLink App](https://www.think-link.net/zh/mobile/thinklink/) [TapLink](https://www.think-link.net/zh/mobile/taplink/) [![Snapshot of a ThinkLink building micro-app demo](https://www.manthink.cn/assets/thinklink-shared-demo.png) Micro-app demo · Try it online ↗](https://thinklink.manthink.cn/tkl-dashboard-web/#/custom-page-share/demo/91vpc9x9mqsx75ii) Find products that fit your site. ## Tell us about your interfaces, power and installation. [Ask about selection ↗](mailto:info@manthink.cn?subject=ManThink+product+selection+inquiry)