The AR RRV4G40HD-F24 Triplex Plunger Pump by Annovi Reverberi is a high-performance pump engineered for demanding commercial and industrial pressure washing applications. Featuring a durable forged brass head and horizontal shaft design, it delivers reliable operation and long service life. With up to 3,600–4,000 PSI and a flow rate of approximately 3.5–4.0 GPM, it provides powerful, consistent cleaning performance.