Bell Intercom -
 290A IP-2Wire Isolator – DNAKE Featured Image
Bell Intercom -
 290A IP-2Wire Isolator – DNAKE Featured Image

Bell Intercom - 290A IP-2Wire Isolator – DNAKE

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We continue to keep increasing and perfecting our solutions and service. At the same time, we operate actively to do research and enhancement for Intercom Box , Video Door Phone System , Intercom Phones For Home , We Sincerely welcome clients from all around the entire world to visit us, with our multifaceted cooperation and get the job done with each other to develop new markets, build win-win outstanding future.
Bell Intercom - 290A IP-2Wire Isolator – DNAKE Detail:

1.There is no need to replace the existing wiring or cables. It can connect to 290 IP device with two-wire cables, even in an analog environment.
2.There are two Ethernet ports for Internet input and system expansion.
3.It can connect and supply power to max. 8 indoor monitors or any IP device by working with  Slave Converter over two-wire cable.

Physical Property
Size 197x114x38mm
Power DC 48V ±10%
Rated Power 4W
Power Adapter 48VDC / 1.25A,60W
Temperature -40℃ ~ +70℃
Humidity 20% ~ 93%
IP Class IP30
Interface DC socket (Input 48VDC)*1 RJ45*2
2-core interface(Main In)*1 2-core interface(Main Out)*1
2-core interface(connect to indoor monitor)*8
LED Indicators Link:green light flashes-Network connection status;
Act:red light always on-2WIRE connection status
Transmission Method Access Method : CSMA/CA Transmission scheme: Wavelet OFDM Frequency bandwidth : 2 MHz to 28 MHz
2-wire RVV 2*0.75, ≤100m
network cable Cat 5e, Cat 6 or better


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We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success for Bell Intercom - 290A IP-2Wire Isolator – DNAKE, The product will supply to all over the world, such as: Buenos Aires , Salt Lake City , Guyana , We'll initiate the second phase of our development strategy. Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. If you are interested in any of our products and solutions or would like to discuss a custom order, make sure you feel free to contact us. We've been looking forward to forming successful business relationships with new clients around the world in the near future.
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Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
5 Stars By Tina from Jamaica - 2018.09.29 13:24
The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
5 Stars By Amy from Turkey - 2017.06.29 18:55

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