The Fukuda Chart Paper is designed for use with various ECGs. Configurations Fukuda Chart Paper Configurations #9520: Fits Models FCP-4101A, FX-4010, and FX-7402. Red Grid. Size: 210 mm x 30 m Roll, 25/Case. Equivalent to: Fukuda Denshi OP69TE. #13087: Fits Models DS-5300, and HR-500. Array (Blank) Grid. Size: 50 mm x 75 mm x 334 sheet Pad, 100/Case. Equivalent to: Fukuda Denshi OP124TE. #13083: Fits Models FCP-211, FCP-220a, and FCP-231. Red Grid. Size: 216 mm x 46 m Roll, 25/Case. Equivalent to: Fukuda Denshi OP375TE. #13499: Fits ModelsFCP-4101. Red Grid. Size: 210 mm x 280 mm x 108 sheet Pad, 20/Case. Equivalent to: Fukuda Denshi OP380TE, 6858214. #8704: Red Grid. Size: 63 mm x 46 m Roll, 100/Case. Equivalent to: Fukuda Denshi RP120. #8545: Black Grid. Size: 50 mm x 30 m Roll, 50/Case. Equivalent to: Fukuda Denshi 181-111-051. #13126: Black Grid. Size: 63 mm x 45.72 m Roll, 100/Case. Equivalent to: Fukuda Denshi 181-111-063.