Hi Jason,
The Pentair SuperFlo VS 1.5HP Variable Speed Pool Pump (SKU 342001) is the same HP as the single-speed pump you are looking to replace. It's compatible with 115/230V with no need to upgrade existing wires. More specs are available here: https://www.epoolsupply.com/products/pentair-superflo-vs-1-5hp-variable-speed-pool-pump-342001
Our team is also happy to answer any questions you have about finding the right size pump for your pool, feel free to contact us anytime.