SIT Variable Speed Drives

YB Components offer SIT variable speed drives to the UK and overseas.

SIT S.p.A. is an Italian company that specializes in mechanical power transmission (belts, pulleys, couplings, etc.).

Their “Variable Speed Drive” (sometimes called “SIT Vario”) refers to a mechanical (belt‑pulley) system. This system is based on V‑belt drives with variable-diameter pulleys, enabling continuous speed variation by changing the effective pulley size.