Volvo Penta D5 is an in‐line 4‐cylinder, 4.8‐liter, six‐hole fuel‐injected diesel genset engine with turbo and air‐cooled exhaust manifold. The TAD530GE is a dual‐speed engine – 50 Hz/1500 rpm and 60 Hz/1800 rpm – for prime and standby power generation.