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Johnson Controls M301MJ Monitor Module [New]
- Manufacturer: Johnson
. . . . . The M301MJ monitor module can be installed in a single gang junction box directly behind the monitored unit. Its small size and light weight allow it to be installed without rigid mounting. The M301MJ i...
$117 USDTempe, AZ - Trusted Seller
Johnson Controls M300MJ Monitor Module [New]
- Manufacturer: Johnson
. . . . . The M300MJ Monitor Module is intended for use in intelligent, two-wire systems where the individual address of each module is selected using the built in rotary switches. It provides either a 2-wire or ...
$176 USDTempe, AZ
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