Viessmann 7862299 Vitotronic 200 HO1B Controller ( Replaces 7837603 )

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7837603 is discontinued but replaced with 7862299 Vitotronic 200 HO1B (no outdoor sensor). 

Suitable for 

• VITOCROSSAL 300 CU3A
• VITODENS 200-W WB2C, B2HA
• VITODENS 222-W WS2B, B2LA
• VITODENS 222-F FS2B, FR2B, B2TA, B2SA, FS2A
• VITODENS 242-F FB2B, B2UA, FB2A
• VITODENS 300-W WB3D, B3HA
• VITODENS 333-F FR3B, FS3B, FS3A, FR3A
• VITODENS 343-F FB3A, FB3B
• VITOLADENS 300-C BC3 12/18kW, 18/27kW
• VITOLADENS 333-F VP3U 15/22kW, 12/18kW
• VITOLADENS 300-W VP3C 12/18kW, 15/22kW