QE QUALITY, PRIME, and RANCO controls are manufactured under the strictest supervision for quality control and performance. QE QUALITY offers a wide variety of pressure controls / switches , oil pressure controls / switches, domestic cold controls, commercial cold controls, micro-computers with remote controls, ice machine controls, digital temperature controls, and universal remote controls. These controls have all been tested and proven under the most rigorous applications for utmost output. QE QUALITY, PRIME, and RANCO controls can be widely used in both domestic and commercial applications.

QE QUALITY, PRIME, and RANCO controls all feature a very small dissipation factor, both high quality management and environmental management standards. Also inherent temperature rise, high insulation resistance, and OEM compatibility.