Gas diaphragm pumps
Typically consuming 18 mA for an airflow of 0.8 l/min. at 4.5V, Clark Solutions Boxer Series S gas diaphragm pumps function at temperatures down to -4°F. Constructed with PPO housings and silicone diaphragms and valves, models are available with a permanent magnet DC motor (4.5 or 6.5VDC) or a core-less motor (6, 9, 12, 18 or 24VDC). The maximum free flow for gases is 1.8 lpm, maximum vacuum is 300 mbar (225mmHg), and maximum pressure is 7.25psi (500mBar).
Clark Solutions; 800-253-2497; www.clarksol.com