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BTA20.3-NA-BF-VB-BS

BTA20 Machine Control Boards

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Expedited Lead Times on Select Parts
1 Year Warranty Included
Free Ground Shipping

The Bosch Rexroth Indramat BTA20.3-NA-BF-VB-BS from the BTA20 Machine Control Boards series is a precision-engineered ball transfer unit designed for industrial automation. This Type BTA device features a Main Ball Diameter of 20.3 mm constructed from Carbon Steel for high load capacity and durability. The nickel-plated steel body has a Finish of nickel-plated and a Flange Thickness of 2.5 mm, ensuring robust performance in demanding environments. Mounting is simplified with a Flange Mount design incorporating Bolt Hole Centers of 41 mm and Bolt Hole Diameter of 5.5 mm for secure installation.



The unit’s compact profile is defined by a Housing Diameter of 34 mm and an Overall Height of 22.6 mm, optimizing cabinet space without sacrificing strength. A Debris-resisting Felt Seal (BS) protects internal components from contamination, while a working range of -30°C to +70°C ensures reliable operation across temperature extremes. Integration into control architectures is seamless via native INTERBUS-S / BT-BUS Communication Bus support, enabling high-speed data exchange. The Configuration NA-BF-VB and Design 3 attributes further streamline system compatibility and simplify spare-part identification.



Engineered for longevity, the BTA20.3-NA-BF-VB-BS balances minimal maintenance with maximum uptime. Its corrosion-resistant nickel plating and precision steel balls deliver consistent performance under load. This Bosch Rexroth Indramat control board is the optimal choice for industrial assemblies requiring reliable material handling and transfer operations.

Technical Specifications

Bolt Hole Centers
41 mm

Bolt Hole Diameter
5.5 mm

Finish
Nickel-plated

Flange Thickness
2.5 mm

Housing Diameter
34 mm

Main Ball Diameter
20.3 mm

Material (ball)
Carbon Steel

Material (body)
Nickel-plated Steel

Mounting Type
Flange Mount

Overall Height
22.6 mm

Sealing
Debris-resisting Felt Seal (BS)

Type
Ball Transfer Unit

Working Temperature Range
-30°C to +70°C

Product
BTA

Design
3

Configuration
NA-BF-VB

Communication Bus
INTERBUS-S / BT-BUS

Common Misspellings

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Warranty
1-year-warranty
Indramat USA 1 Year Warranty
Repair
product repair We offer a repair service for the BTA20.3-NA-BF-VB-BS.
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