The Joppa Hot Box Controller

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JOPPA-DeskTop-120-20 (120 VAC, 20 Amps Plug 'n play)
This model is designed for higher direct power output than your regular wall receptacle. Unit has both input and output 120 volt/20 amp plug and socket with 6' of input 12 ga. type "SJ" cord. Power source should be protected with a dedicated 20 amp breaker and 12 gauge line.
120_20
JOPPA-DeskTop-120-30 (120 VAC, 30 Amps Plug 'n play) This model is designed for specific heavy duty 120 volt/30 amp use and is wired with 6' of 10-3 type "SJ" cord. Input and output receptacles are 30 amp Leviton twist-lock devices. You will need matching receptacles to mate. Power source for controller should be protected by main breaker panel with a dedicated 30 amp 10 gauge line. 120_30
JOPPA-DeskTop-240-20 (240 VAC, 20 Amps Plug 'n play)
This model is designed for 240 volt/20 amp direct power output. Unit has both input and output 240 volt/20 amp plug, 6' of 12 ga. type "SJ" cord, and socket. Power source for controller should be protected by main breaker panel with a dedicated 20 amp 12 gauge line.
240-20
JOPPA-DeskTop-240-30 (240 VAC, 30 Amps Plug 'n play)
This model is designed for specific heavy duty 240 volt/30 amp use and is wired with 6' of 10-4, type "SJ" cord. Input and output receptacles are 30 amp Leviton twist-lock devices. You will need matching receptacles to mate. Power source for controller should be protected by main breaker panel with a dedicated 30 amp 10 gauge line.
240-30

The Joppa Hot Box Controller can also be used to power larger kilns by connecting the relay controls to the power output of the Joppa "Hot Box" Controller. It is that simple.

Contact: Dudley Giberson, Joppa Glassworks, Inc., P.O. Box 202, Warner, NH, ph. 603-456-3569, fax 603-456-2138, e-mail: joppaglass@conknet.com