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Quectel Modules

Quectel BC660K-GL Compact NB-IoT Module with Ultra-low Power Consumption

Quectel BC660K-GL Compact NB-IoT Module with Ultra-low Power Consumption

SKU BC660KGLAA-I03-SNASA Category Tag


BC660K-GL is a high-performance LTE Cat NB2 module which supports multiple frequency bands of B1/B2/B3/B4/B5/B8/B12/B13/B17/B18/B19/B20/B25/B28/B66/B70/B85 with extremely low power consumption. The module’s ultra-compact profile (17.7 mm × 15.8 mm × 2.0 mm) makes it a perfect choice for size-sensitive applications.

Designed to be compatible with Quectel GSM/GPRS M66 module and NB-IoT BC66/BC66-NA, BC65 and BC68-GV modules, it provides a flexible and scalable platform for the migration from GSM/GPRS to NB-IoT networks.

The size of BC660K-GL is 17.7 mm × 15.8 mm × 2.0 mm, and it weights about 1.0+0.2g.

It adopts the surface-mount technology, which makes it an ideal solution for durable and rugged designs. The module’s small LCC package allows it to be easily embedded into space-constrained applications and to enjoy reliable connection with the applications.

This kind of package suits well large-scale manufacturing which has strict requirements on cost and efficiency.

Due to the ultra-compact profile, super-low power consumption and extended temperature range, BC660K-GL is one of the best choices for a wide range of IoT applications, such as smart metering, bike sharing, smart parking, smart city, security and asset tracking, home appliances, agricultural and environmental monitoring, etc.

It is able to provide a complete range of SMS and data transmission services to meet various user demands.

Key Features

Compact-sized, multi-band LTE Cat NB2 module

Ultra-low power consumption

Ultra-low cost

Built-in eSIM reserved

Wide power supply range: 2.2–4.3 V

LCC package facilitating large-volume manufacturing

Compatible with Quectel GSM/GPRS M66 and NB-IoT BC66/BC66-NA,

BC65 and BC68-GV modules, which means easier future upgrading

Embedded with abundant Internet service protocols

Multi-band and rich external interfaces ensuring convenient application


Because it supports multiple satellite navigation systems and cellular network communications, the BC660K-GL module can be widely used in the positioning and communication of IoT devices, such as smart transportation, smart logistics, smart home and other fields.


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