# LPWA BC680Z-EU Cat NB2 ## Summary - Cat NB2 module - 17.7 mm × 15.8 mm × 2.2 mm - SMT form factor - LCC + LGA package - Max. 126.8 Kbps downlink / 158.5 Kbps uplink - Extended temperature range of -40°C to +85°C ## Key features - Compact-sized LTE Cat NB2 module with LCC + LGA package - Ultra-low power consumption and ultra-high sensitivity - Extra wide voltage power supply: 2.2–4.5 V - Embedded GNSS (Optional) - QuecOpen® supported to save a MCU - Compatible with Quectel NB-IoT BC68 series module, which means easier future upgrading - Embedded with abundant Internet service protocols - Multi-band and rich external interfaces ensuring convenient application ## Overview BC680Z-EU is a high-performance LTE Cat NB2 module that supports multiple frequency bands of B3/ 5/ 8/ 20/ 28 with extremely low power consumption. With an ultra-compact form factor of 17.7 mm × 15.8 mm × 2.2 mm, it is a perfect choice for size-sensitive applications, which helps reduce product size and optimize product cost. Designed to be compatible with Quectel NB-IoT BC68 series module in form and size, it will help customers to facilitate designing and upgrading products more rapidly and flexibly. Designed in an LCC + LGA form factor, BC680Z-EU can achieve rapid production of modules through standard SMT equipment and provide customers with reliable connection methods. It is especially suitable for automated, large-scale, low-cost modern production methods. SMT technology also makes BC680Z-EU highly reliable to meet application requirements in complex environments. The module integrates a multi-constellation GNSS receiver (optional) that supports GPS, GLONASS, Galileo, and QZSS. It helps to simplify the product design and can achieve high-precision, fast, and dependable positioning. Due to compact form factor, ultra-low power consumption, and extended temperature range, BC680Z-EU is one of the best choices for a wide range of IoT applications, such as smoke detector, wireless meter reading, bike sharing, smart parking, smart city, smart safety and asset tracking, smart home appliances, wearable devices, agricultural and environmental monitoring, etc. It is able to provide a complete range of SMS and data transmission services to meet different demands. Have a question? [Contact us](https://www.quectel.com/product/lpwa-bc680z-eu-cat-nb2#contact) Browse our wide range of antennas – download our antenna brochure [View brochure](https://www2.quectel.com/quectel_antenna_brochure.pdf) ## Product Brochure Quectel_Product_Brochure_V8.6.pdf [Download](https://www.quectel.com/content/uploads/2026/05/Quectel_Product_Brochure_V8.6.pdf) ## Documentation and resources ### Application Note - [Quectel_BC680Z-EU_SSL_Application_Note_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 320.85 KB - [Quectel_BC680Z-EU_HTTP(S)_Application_Note_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 316.06 KB - [Quectel_BC680Z-EU_MQTT_Application_Note_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 441.41 KB - [Quectel_BC680Z-EU_Security_Feature_Application_Note_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 281.28 KB - [Quectel_BC680Z-EU_GNSS_Application_Note_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 220.37 KB - [Quectel_BC680Z-EU_RF_FTM_Application_Note_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 339.82 KB ### AT Commands Manual - [Quectel_BC680Z-EU_AT_Commands_Manual_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 931.49 KB ### Drivers - [Quectel_Android_RIL_Driver_aidl2_V4.7_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 2.01 MB - [Quectel_Android_RIL_Driver_radio1.4_V4.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 2.30 MB - [Quectel_Android_RIL_Driver_radio1.5_V4.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 2.36 MB - [Quectel_Android_RIL_Driver_ndk_V4.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 1.62 MB - [Quectel_Android_RIL_Driver_radio1.6_V4.5_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 2.39 MB - [Quectel_Android_RIL_Driver_radio1.5_OemHook_V4.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 2.37 MB - [Quectel_Android_RIL_Driver_aidl3_V4.7_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 1.75 MB - [Quectel_Android_RIL_Driver_aidl1_V4.7_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 1.68 MB ### EVB Kit - [Quectel_BC680Z-EU_TE-B_User_Guide_V1.1](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 1.28 MB ### Hardware Development Resources - [Quectel_BC680Z-EU_Reference_Design_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 415.39 KB - [Quectel_BC680Z-EU_Footprint&Part_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 204.55 KB - [Quectel_BC680Z-EU_3D_Dimensions_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 665.05 KB - [Quectel_BC680Z-EU_2D_Dimensions_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 106.04 KB - [Quectel_BC660K-GL&BC680Z-EU_Compatible_Design_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 722.48 KB - [Quectel_BC680Z-EU_Hardware_Design_V1.3](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 1.77 MB ### ToolKit - [QFlash_V8.0_EN](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 326.70 MB ### User Guide - [Quectel_BC680Z-EU_DFOTA_Upgrade_Guide_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 230.17 KB - [Quectel_BC680Z-EU_Firmware_Upgrade_Guide_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 1.45 MB - [Quectel_BC680Z-EU_Log_Capture_Guide_V1.0](https://www.quectel.com/login/?redirect=https%3A%2F%2Fwww.quectel.com%2Fproduct%2Flpwa-bc680z-eu-cat-nb2%2F) — File Size: 800.30 KB ## Related products ### [YF0028AA 4G adhesive mount FPC + cable dipole embedded antenna](https://www.quectel.com/product/yf0028aa-4g-adhesive-mount-antenna/) ![YF0028AA 4G adhesive mount](https://www.quectel.com/content/uploads/2024/09/YF0028AA-side-view-e1727191903574.png) ### [YEGB000Q1C GNSS L1 adhesive + magnetic mount low profile active external antenna](https://www.quectel.com/product/yegb000q1c-active-gnss-magnetic-adhesive-antenna/) ![YEGB000Q1C GNSS antenna](https://www.quectel.com/content/uploads/2024/09/YEGB000Q1C-side-view-e1727168513857.png) ### [YSAN025XX DC~6GHz SMA female to IPEX MHF1 cable with an O-ring](https://www.quectel.com/product/ysan025xx-antenna-cable/) ![YSAN025XX Cable](https://www.quectel.com/content/uploads/2024/04/YSAN026XX_900x454.png) ### [BC680Z-EU TE-B EVB kit](https://www.quectel.com/product/bc680z-eu-te-b-evb-kit/) ![BC680Z-EU TE-B EVB kit](https://www.quectel.com/content/uploads/2024/07/BC680Z-EU_1251x935.png) ### [YECT012W1AM 4G terminal mount rubber dipole external antenna](https://www.quectel.com/product/yect012w1am-4g-terminal-mount-external-dipole-antenna/) ![YECT012W1AM Antenna](https://www.quectel.com/content/uploads/2024/12/YECT012W1AM_935x850.png) ### [YFGA035E3DM GNSS L1 buckle mount ceramic patch + cable passive embedded antenna](https://www.quectel.com/product/yfga035e3dm-gnss-ceramic-patch-passive-embedded-antenna/) ![YFGA035E3DM Antenna](https://www.quectel.com/content/uploads/2024/12/YFGA035E3DM_600x600.png) ## Customer device profiles ### Smart lighting controller ![Smart lighting controller](https://www.quectel.com/content/uploads/2026/04/Smart_lighting_1920x806-1024x430.jpg) ![M2M Telemetria](https://www.quectel.com/content/uploads/2026/04/M2M-Telemetria-logo.png) ## Also of interest - [LPWA BC95-GR](https://www.quectel.com/product/lpwa-bc95-gr/) - [LPWA BC660K-GL NB2](https://www.quectel.com/product/lpwa-bc660k-gl-nb2/) - [Quectel PI H1 - Camera Interfaces: USB Camera...](https://forums.quectel.com/t/quectel-pi-h1-camera-interfaces-usb-camera-vs-mipi-csi-camera/58238)