Features:
- •Four-slot standard ControlLogix backplane
- •Horizontal panel mounting with left-side power supply
- •Compact minimum cabinet recommendation for focused systems
1756-A4 provides a compact four-position backplane for a tightly scoped ControlLogix assembly.
The final design should reserve every required controller and communication position before the enclosure layout is released.
Panel planning must retain horizontal mounting, left-side power-supply space, grounding paths, and module service clearance.
Availability is subject to Apter Power's current inventory and sourcing confirmation.
Verified resources for Allen-Bradley 1756-A4:
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Allen-Bradley 1756-A4 4-Slot ControlLogix Chassis Specs
General
- ManufacturerAllen-Bradley
- Model1756-A4
- ConditionNew Original ready stock
- Product FamilyControlLogix
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Compact panel layout
- •Four-slot scope: Reserve positions for every required controller and communication module.
- •Panel envelope: Check the official minimum cabinet recommendation and module depth.
- •Power position: Allow left-side space for the selected ControlLogix power supply.
- •Service clearance: Keep wiring and removal access in the final enclosure drawing.
Four-slot allocation review
- •Controller position: Document the controller slot used by the validated project.
- •Network position: Include required communication modules in the four-slot count.
- •Future demand: Decide whether spare capacity is needed before choosing this chassis.
- •Drawing control: Match labels, slot numbers, and project documentation.
Grounding and mounting review
- •Mounting direction: Install the standard chassis horizontally.
- •Functional earth: Plan the specified functional-earth conductor.
- •Protective earth: Retain the protective-earth connection in the panel design.
- •Final inspection: Verify mounting hardware and ground continuity before power-up.