Allen-Bradley 2711-B5A20X — Operator Terminals

Part number	2711-B5A20X
Brand	Allen-Bradley
Category	HMI
Description	Operator Terminals
Manufacturer	Allen Bradley
Product Type	Operator Terminals
Product Line	Panelview 550
Part Number	2711-B5A20X
Weight	2.81 lbs (1.28 kg)
Series	A, B, C, D, E, F, G, H
Backlight	100,000 hr LED backlight life
Input Type	Keypad / Touch
Display Type	Monochrome LCD blue mode display
Display Area	120 x 60 mm (4.75 x 2.38 in.)
Resolution	256 x 128
Touchscreen	Touch cells: 128 Actuation: 1 million presses
Keypad function keys	10 function keys (F1…F10)
Application memory	170 KB application runtime; 240 KB non-volatile memory (application objects plus text and bitmaps)
Communication ports	Ethernet
Input Voltage Range	85…264V AC, 47…63 Hz
Accessories	function key legend inserts; anti-glare overlays; backlight replacements; real-time clock replacements; mounting hardware; power supply and terminal block; interface modules
Display Size	5.5 in.
Display Color	Monochrome LCD blue mode
Communication	EtherNet/IP Communication and RS-232 Printer Port
Input Power	120 VAC
Memory	170 KB application runtime
Communication Cable	Standard Ethernet

The 2711-B5A20X from Allen Bradley is an operator terminal that supports various inputs including both keypad and touchscreen functionality. Equipped with a monochrome LCD display, the unit offers clear visibility for managed applications with an impressive backlight life of up to 100,000 hours.

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.