HJ-A2040

The HJ-A2040 star-type integrated access device is a 4U rack-mounted transmission device independently developed and produced by our company. It easily achieves unified management of central equipment rooms. The standard 4U chassis features a plug-in design, providing 16 service slots + 1 network management slot + (1~2) power supply slots. The 16 service slots can be mixed with various service boards according to user needs. All boards inside the chassis support hot swapping, allowing replacement without power off when one board fails and needs maintenance, thereby improving system reliability. This product is widely used in public networks of telecom operators such as telecommunications and mobile, as well as in dedicated networks of postal services, power, banking, public security, military, railways, and large enterprises and institutions.

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Commodity name: HJ-A2040

HJ-A2040 Star-type Integrated Access Device is a 4U rack-mounted transmission device independently developed and produced by our company. It easily achieves unified management of central equipment rooms.

Standard 4U chassis with plug-in card design, providing 16 service slots + 1 network management slot + (1~2) power slots. The 16 service slots can be mixed with various service boards according to user needs. All boards inside the chassis support hot swapping, allowing replacement without power off when one board fails and needs maintenance, thereby improving system reliability.

This product is widely used in public networks of telecom operators such as Telecom and Mobile, as well as private networks of postal, electric power, banking, public security, military, railway, and large enterprises and institutions.

All interface technical parameters comply with relevant international or domestic standards;
Provides 16 service slots + (1–2) power slots + 1 network management slot;
16 general-purpose service slots, configured with FXO/FXS/Magnet/E&M/4-wire audio/E1 (G.703)/Ethernet/RS232/RS422/RS485 according to user requirements;
Supports hot-swapping function, with surge and three-level lightning protection;
Strong anti-interference capability, stable performance, and comprehensive functions;
Modular power design; dual power supply modes of AC220V and DC-48V;
Comprehensive network management functions, real-time monitoring of various device operating statuses (optional);
19-inch 4U aluminum profile chassis;

Board Card Type	Description
PDH Board Card	Fiber Access, 1~4 E1 Lines
PCM-E1 Board Card	E1 Access: 8FXO
PCM-F Board Card	Fiber Access: 8FXO
Bridge Board Card	4E1 Access: 4ETH/4x10Bas-T
Bridge Board Card	4E1 Access: ETH/10Bas-T
Converter Board Card	E1 Access: 4RS232/422/485
Converter Board Card	Fiber Access: 4RS232/422/485
Video Optical Transceiver Card	(1~8)V
Ethernet Optical Transceiver Card	(2~4)ETH