Center Bolt-hole: ½”-13
Outer Bolt-Holes: 3/8”-16 (on 2” centers)
A20 Bus Insulators are typically used in switchgear applications or to support copper bus-bars. In addition, A20 porcelain bus insulators are commonly used in high-voltage switching applications. Meister International supplies A20 bus insulators that have aluminum inserts which makes installation a convenient process.
For additional information on Meister International’s products, please contact us at (513) 923-2712.