Fail-Safe Security: The normally closed configuration ensures the fuel line remains securely shut whenever power is lost

making it suitable for significant steam loads and large-scale thermal systems

Durable Construction: Built for 208-230V single-phase environments with an open enclosure designed for efficient heat dissipation

Efficient Footprint: Modern 24 VAC relay design mounts easily in small enclosures or directly to control box surfaces

suitable for standard HVACR control panels

Lau 00840316 Blower Wheel 320720-756 Fail-Safe Security: The normally closedWhen swapping out a Lau 00840316 blower wheel in the field, precision and durability are non negotiable. This Model A12 12A is a double inlet blower wheel specifically engineered for high demand belt drive blower wheel applications. With a 12 5 8" diameter and 12 5 8" width, it features 43 blades and Lau Preslok construction, where the blades are mechanically locked into the center disc for maximum structural integrity under stress. The 1" bore size