HNZXIB Digital Display Vacuum Gauge Vacuum Controller for Rotary Evaporator and Short Path Distillation Vacuum Control: Amazon.com: Industrial & Scientific
Vacuum controller for Buchi® evaporators and vacuum pumps V-855, output230 V | Sigma-Aldrich
Digital CVT Vacuum Controller - Durham Instruments
Televac® MX200 Vacuum Controller - Fredericks Company