Dwyer DDA41 is a Non-Spring Return Direct Coupled Actuator suitable for temperature ranges of -22 to 122°F (-30 to 50°C). It is available in 110 VAC, 24 VAC, and optional 230 VAC power requirements. The housing material is NEMA 2 (IP40) and features terminal block electrical connections. The actuator comes with standard accessories and fits shaft diameters of 0.4" (10 mm) or 0.5" (13 mm). It has overload protection, a 95° adjustable angle of rotation, and a running time of various lengths depending on the in-lb rating. The actuator also includes visual position indication, push button manual override, and multiple control input options. It has a life expectancy of 60000 full cycles, produces sound below 45 dB, and is compact in design.