The HJ-A2040 Star-shaped Comprehensive Access Device is our independently developed and manufactured 4U rack-mounted transmission equipment. It easily facilitates unified management of equipment in the central data center.

Standard 4U chassis, card slot design, featuring 16 service slots + 1 network management slot + (1-2) power slots. The 16 service slots support mixed installation of various service cards according to customer requirements. All cards inside the chassis support hot swapping, allowing for replacement of a faulty card without powering down, thus enhancing system reliability.

This product is widely used in public networks of telecom operators such as telecommunications and mobile, as well as in specialized networks for postal and telecommunications, electricity, banking, public security, military, rail, and large enterprises and institutions.

Feature Highlights:

All interface technical parameters comply with international or domestic relevant standards.

2. Offer 16 business slots + (1-2) power slots + 1 network management slot

3. 16 universal business slots, configurable for FXO/FXS/stone/ESI/4-wire audio/E1(G.703)/Ethernet/RS232/RS422/RS485, etc., based on user requirements.

4. Supports hot-plugging functionality, with surge and three-level lightning protection.

5. Strong anti-interference capability, stable performance, and comprehensive features.

6. Modular power design; dual power supply of AC220V and DC-48V

7. Comprehensive network management features, real-time detection of various states of equipment (optional);

8. 19-inch 4U aluminum extrusion server case