Which port should the Huawei 1270tx optical module be plugged into

It is with the SFP+ 20-pin connector to allow hot plug capability. The SFP-10G-BX module is designed for single mode fiber and operates at nominal wavelength of 1270nm; SFP-10G-BX module is designed for single mode fiber and operates at a nominal wavelength of 1330nm. Single-fiber bidirectional (BIDI) optical modules must be used in pairs. Huawei Compatible SFP+ Transceiver Module QuickSpecs Technical Specifications 10GBASE-BXU Small Form-factor Pluggable Plus (SFP+). Wear an ESD wrist strap or ESD gloves when replacing the optical module. [pdf]

Which waterproof lighting distribution box is the best

Polycarbonate is the best choice for most buyers. Forklifts, rocks, and tools will dent polycarbonate. Choosing the most ideal levels of waterproof for distribution boxes is critical to ensure the reliability and safety of your operations. These boxes are designed to protect electrical connections and devices from water, dust, and other environmental factors that could potentially cause damage or malfunction. We have the best after-sales service team; if any problem occurs, our team will do its best to solve it for you. [pdf]