Bard WH421
Bard WA3S3
DIRECT REPLACEMENT

These units dimensions are physically identical. Replacing one for the other shouldn’t be any problem just make sure to double check your capacity and voltages.

Match Bard WH421 Bard WA3S3 Difference
No matches in measurement - - -
Mismatch Bard WH421 Bard WA3S3 Difference
No mismatches in measurement - - -