The Allen-Bradley 1756-A13 is ControlLogix chassis. This hardware provides Thirteen (13) module mounting slots, hosting the ControlLogix modules and enables backplane connectivity. This chassis has a maximum backplane current of 1.5 A @ 1.2VDC; 4A/4A @ 3.3 VDC; 15 A/6 A @ 15 A/6 A and 2.8 A/2.8 A @ 24VDC. It supports horizontal mounting with minimum cabinet size requirement of 60.9 x 76.2 x 20.3 cm (24 x 30 x 8 in.).
ControlNet Dual Capacity Redundant Media Bridge Module (100 connections)
Dimensions: 1.3" x 7.0" x 5.0"
(3.2 cm x 17.8 cm x 12.7 cm)
Weight: 0 lbs 9.6 oz (0.3kg )