UpBright AC Power Cord For Precor EFX Series Residential Ellipticals 5.17i (AMPF), 5.17i (SB) 5.19 (APLK), 5.19 (QY, SJ) 5.21 (2R), 5.21i (A998) 5.21i (F8), 5.21i (SS) 5.23 (AA23), 5.23 (AA55) Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty. 5.23 (AEXJ),5.23 (DF, Q6) 5.23 (SK),5.33 (AAAB) 5.33 (ATRR), 5.33 (CR, Q7),5.33 (ST) 5.35 (AMWX) 240V, 5.35 (AXGR) 5.37 (AYYR), 5.21si (5F) C532 (64, CF) C544 (1X, 5T), EFX C544 ,Commercial Ellipticals C844 120 VAC (1G) Stationary Bicycles