CNC offer a selection of replacement Heidenhain Monitors for Heidenhain controlled CNC machine tools. All monitors listed below will fit properly and work properly as your original Heidenhain monitor did. The controls from Heidenhain that are covered by either our off the shelve replacements or our special 12 month warranty rebuilds include: TNC 131 135 145 155 246 306 335 351 355 360 407 410 415 425 426 430 Heidenhain control systems. Prices for CNC Heidenhain monitor services range from $695.00 to $1600.00 USD. All new replacements and refurbished come with 24 month warranty and is an outright buy.