Dawnergy new design outdoor waterproof FDB was technical approved by a famous telecom operator in Southeast Asia, who gave high recognition on this product.
It differs from the Huawei adapter in respects of: Huawei adapters need to use Huawei mini SC type waterproof connector, meanwhile Dawnergy type adapters can install any type of SC fast connector or SC type Pre-connector with 3*2mm Drop Cable. It can easily insert into the corresponding pre-terminated optical termination box without opening the box to activate new users, see Figure 2. Now it’s ready for mass production.

https://www.fiberopticalsplitter.com/news/dawnergy-designed-fdb-was-technical-approved-and-ready-for-mass-production-119287.html