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This -859 suffix part is rated for high-temperature service from -20
Simplified Installation: The plug-in architecture allows for rapid swaps without the need for complex terminal re-mapping or custom mounting
the T104R is specifically geared for 208-277VAC circuits
which simplifies the install by removing the need for a dedicated vent line to the outdoors
Johnson Controls A11B-1 Freezestat Freon This -859 suffix part isThe Johnson Controls A11B 1 is a professional grade low temperature cutout control, commonly referred to in the field as a freezestat. Engineered specifically for HVAC systems utilizing chilled water or steam coils, this mechanical temperature control protects against thermal damage by monitoring air duct temperatures. The unit features an SPST switch that opens on a temperature drop, effectively cutting power to the fan or closing dampers when
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