TAK's one of main products is interface converter series,there are various model for different function,this article will summarize our company's interface converter :

E1 to Ethernet converter:

Unframed E1 to Ethernet Converter

 Framed FE1 to Ethernet Converter 

Unframed E1 to 4 Ethernet Converter 

Framed FE1 to 4 Ethernet Converter 

E1 to 2 Ethernet Physical isolation Converter

E1 to 4 Ethernet Physical isolation Converter 

Framed FE1 to Ethernet+2RS232 Converter 

Framed FE1 to Ethernet+4RS232 Converter 

Framed FE1 to Ethernet+8 RS232 Converter 

Framed FE1 to Ethernet+16RS232 Converter 

4E1 to 1 Ethernet Converter 

4E1 to 4 Ethernet Logical isolation Converter 

8E1 to 1 Ethernet Converter 

8E1 to 4 Ethernet Logical isolation Converter 

16E1 to 4 Ethernet Converter 

16E1 to 3x1000Base-Tx +2x1000Base-X Converter

E1 to optical Ethernet converter:

Unframed E1 Optical Ethernet Converter 

Framed FE1 Optical Ethernet Converter

Co-Directional 64K interface converter:

Co-Directional 64K-Ethernet Converter 

Co-Directional 64K-V.35 Converter 

Co-Directional 64K-RS232/422/485 Converter

Serial data Interface E1 Converter:

E1-RS232 protocol converter 

 E1-RS485 protocol converter 

 E1-RS422 protocol converter 

 E1-RS232/RS422/RS485 protocol converter 

 E1-4 Channel RS232/RS422/RS485 protocol converter 

 E1-8 Channel RS232/RS422/RS485 protocol converter

 E1-16 Channel RS232/RS422/RS485 protocol converter 

 E1-31 Channel RS232/RS422/RS485 protocol converter

Unframed E1-V.35 protocol converter 

 Framed FE1-V.35 protocol converter

Ethernet V.35 protocol converter

Unframed E1-RS530 protocol converter 

 Framed FE1-RS530 protocol converter

GFP type E1 Ethernet converter:

16E1 to 4 Ethernet network Converter 

16E1 to 3x1000Base-Tx +2x1000Base-X network Converter

Additional function: 

E1 Impedance: 75Ω (BNC);120Ω (RJ45);

Power supply: AC180V ~ 260V;DC –48V;DC +24V 

Ethernet VLAN 

SNMP management 

Chassis type,mini size, 19inch 1U

8E1 to 4 Ethernet converter:

E1 Ethernet converter :

E1 to V35 converter :