Looks like Tascam has finally made a DR-10 recorder thats Zaxcom patent friendly for US customers. Difference between this and the DR-10CS seems to be the elimination of the pass through output and instead offers a lav mic as part of the kit.
https://www.bhphotovideo.com/c/product/1281085-REG/tascam_dr_10l_mini_portable_recorder.html
https://www.bhphotovideo.com/c/product/1281085-REG/tascam_dr_10l_mini_portable_recorder.html