ABB - Installation Products PB503A - Pos-E-Kon connector, Panel Mount Base, Single Lever.
ABB - Installation Products

PB503A

UPC: 786210229287


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Minimum Qty: 10

Multiplier: 10

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Overview

The ABB PB503A Pos-E-Kon connector is a panel mount base designed for reliable electrical connections in industrial control panels, switchgear, and automation systems. This single lever connector features a failsafe bi-directional cylinder-lift terminal at top and bottom, ensuring shock protection and secure cable retention. The terminal accepts cables up to 25/25 mm² (35/35 mm² single slot for currents >63 A) and supports AWG 18-4 (up to 63 A) or AWG 18-8 (up to 63 A) for UL/CSA compliance. With a tightening torque of 2.8 Nm (3 Nm for 125 A) and compatibility with DIN rail EN 60715 (35 mm) mounting, the PB503A offers flexible installation in any position. Its compact 85 x 69 x 35 mm (2P) or 85 x 69 x 70 mm (4P) dimensions allow easy integration into existing systems. The connector supports connections from top and bottom, with tool-free withdrawal from the busbar possible from the bottom (except for 125 A models). Engineered for durability, the PB503A ensures long-term performance in demanding industrial environments.
  • Single lever mechanism for quick and secure installation
  • Failsafe bi-directional cylinder-lift terminals (top and bottom)
  • Supports cable sizes up to 25/25 mm² (35/35 mm² for >63 A)
  • DIN rail EN 60715 (35 mm) mounting with fast clip device
  • Compact design: 85 x 69 x 35 mm (2P) or 85 x 69 x 70 mm (4P)

Specifications

Finish
Epoxy Powder Coated
Material
Die-Cast Aluminum Alloy
Temperature Rating
-40 to +257 F
Package Dimensions (L x W x H)
0.01 IN x 0.01 IN x 0.01 IN
Package Dimensions (L x W x H)
0.0254 cm x 0.0254 cm x 0.0254 cm
Package Weight (Imperial)
0.001 L
Package Weight (Metric)
0.001 kg
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