Rinnai MC-91-1W Control
The MC-91 control is the window to our tankless water heaters. They allow the user to view and interact with the water heater's operation, and provide technical and service details for trouble-free operation year after year.
User Interaction
Residential Setting: 98 - 140¡F (37 - 60° C)
Commercial Setting: 120 - 185¡F (49 - 85° C)
Digital Temperature Controller Accurate to =/-2° F
In Use Indicator
On Board Diagnostics and Safety Monitoring
Priority and On-Off Switches
Specification Table
Dimensions: 1"D x 3"W x 4" H
Weight: Less Than 1 lb.
2 Wire 18 Gauge Wire Connection
12 Volt DC Signal