844D-B6B11DS - 844D Hollow Shaft Incremental Encoders, Rear (Through-Shaft), 3/4 Inch, Tether, 3/8 in. bolt on a 5.88 in. dia. B.C. (to fit 4.5 in. NEMA C face), 1m (3.28ft) Cable, 5V DC In, 5V DC DLD Out (3487), 4096 Pulses Per Revolution

844D-B6B11DS - 844D Hollow Shaft Incremental Encoders, Rear (Through-Shaft), 3/4 Inch, Tether, 3/8 in. bolt on a 5.88 in. dia. B.C. (to fit 4.5 in. NEMA C face), 1m (3.28ft) Cable, 5V DC In, 5V DC DLD Out (3487), 4096 Pulses Per Revolution