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Learn to Brew A421 Johnson Digital Controller

Simplex 4090-9008 Dual Relay IAM Fire Alarm

$41.99

Legrand 1597Tr Radiant 15 Ampere Tamper-Resistant Self-Test Gfci Electrical Outlet - Off

$15.99
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$58.99

Description Reviews (0)

The a421 series controls are single stage, electronic temperature controls with a single-pole, double-throw (SPDT) output relay. The controls feature an adjustable backlit LCD for viewing the temperature and status of other functions and a three-button touchpad for setup and adjustment. A LED indicates the on / off status of the output relay. The a421 control is 120 vac. The a421 controls provide heating or cooling control, sensor offset, temperature setback, adjustable anti-short cycle delay and a restricted user adjustment mode. The temperature units can be displayed in f or c. The temperature adjustment range is -40 to 212f or -40 to 100c. The a421 automatically changes from heating and cooling.
Brand:Johnson Controls
Assembled Product Weight:5 lb
Manufacturer Part Number:Does Not Apply
Manufacturer:Johnson Controls
Assembled Product Dimensions (L x W x H):5.00 x 3.00 x 8.00 Inches

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