Belimo ZS-150 Weather Shield 30067439-890 What is the difference between

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Belimo ZS-150 Weather Shield 30067439-890 What is the difference betweenThe Belimo ZS 150 Weather Shield is a rugged, NEMA 4X rated enclosure engineered specifically to protect Belimo actuators from harsh environmental conditions. Constructed from high impact, UV stabilized polycarbonate, this shield provides critical protection against rain, snow, dirt, and dust. Its transparent design ensures field technicians can perform visual inspections of the actuator position and operation without breaching the seal. Ideal for