The COCB is a wireless or wired open connection bridge that connects the iZone air conditioning and Home Automation systems to the home WiFi to enable the control of iZone systems via a smart phone, tablet or voice activation via a 3rd party device.



RF 433MHz antenna. For wireless communication with C225 and wireless iZone devices

Reset button

To reset the COCB press this button.


iZone World Wide LED

This LED indicates that the bridge is communicating with the iZone World Wide Server


Pairing LED

This LED will flash when the COCB is in the process of pairing to the system


Pair button

Press this button to pair the COCB to the system


Wall mounting point on back

A hanging bracket is incorporated on the back of the COCB to enable the device to be hung from a single point on a wall or similar


Ethernet activity LED

This LED indicates the COCB is connected to a network and is communicating


Wireless LED

This LED indicates RF 433MHz wireless communication with wireless devices. If the COCB is hard wired to the C225 via the CGB2C35 cable it will indicate CAN communication with the C225.


Rubber feet for desk top mounting

4 small rubber feet are installed for mounting on a desk similar


Power jack Port

The COCB power adaptor is connected here

Ethernet RJ45 Port

Connect a CAT5 cable from the home WiFi router (LAN) or network to this Ethernet port on the COCB

iZone Net Port

If a wired connection between the C225 module and this bridge is required, a special cable (CGB2C35) is used to connect the C225 module and the COCB bridge via this iZone Net Port

iZone COCB Bridge Specification


Model numbers


Power supply (included)

Separate power supply provided

AC/DC Adaptor

Input: 100-240V ~0.3A 50-60Hz

Output: 5V ~1A

Casing material

Fire retardant ABS plastic

Operating Temperature

Up to 45oC

Communications protocols

RF 433 MHz - Wireless

CAN Bus - Wired

Cable included

CFC1  (CAT5 E)  

O/A Dimensions

Height    35 mm (Excludes Antenna)

Width     95 mm

Length   95 mm

Weight (Excludes power supply)

 126 g




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