This Foot Control & Lead (220-230V 0.7A) is suitable for the following all the Janome models which take this plug shape fitting like in my picture,  
Some machine models have changed the style of foot control they use through the years of their production. Please compare our picture of the end of the cord with the socket where the plug goes into your machine. If you are unsure it will match, please email or message us a clear picture of where the plug goes into your machine and we would be happy to assist you. This is a variable speed foot control. 
DMX200, DMX300, JL110, JL110SE, XR-23, Costco, 2050, 2060, 2070, 2080, 2090, 2015,

3112, DEX20, J3-18, J3-20, J3-24, 2200XT

6019, 4052, 2041, 2039, 1818, 1822, 1804, 1780, 1741, 1500 Series,

2200XT, 2050, 2032, 1220, 1014, 1004, 639, 660, 423S, 300-371,

106-110, CJ14, CJ24, ENX24,1014,1571,1550,1818,

 JEM, JEM GOLD, JL100, JL200, RX18S,

J3-SERIES J3-18,J3-20,J3-24, XP1, 419S etc etc