https://www.dxvanepump.com/product/vq-series-high-speed-and-high-pressure-vane-pump/45vq-single-vane-pump.html High-pressure capability compared to older “V” series. Cartridge design allows easy servicing without removing the pump from its mounting. Low noise level (optimized vane geometry). Compact construction — high power-to-weight ratio. Available in single, double, and triple pump configurations (e.g., 45VQ/35VQ combinations).