{"product_id":"pk-2650000201","title":"Patterson-Kelley MACH Boiler ENVI Control Board - 2650000201","description":"\u003cdiv class=\"product-description-wrapper\" style=\"font-family: sans-serif; line-height: 1.6; color: #333; margin-bottom: 25px;\"\u003e\n  \u003cp style=\"margin-bottom: 16px;\"\u003e\n    The Patterson-Kelley 2650000201 is a genuine OEM ENVI® advanced main control micro-processing board engineered specifically for the P-K MACH® commercial condensing boiler series. Functioning as the intelligent control hub, this board provides complete point-of-source monitoring, safety limit tracking, and firing-rate modulation without requiring expensive external secondary control panels.\n  \u003c\/p\u003e\n\n  \u003cp style=\"margin-bottom: 12px;\"\u003e\u003cstrong style=\"font-size: 15px; color: #111;\"\u003eAdvanced Processing \u0026amp; Multi-Boiler Network Integration:\u003c\/strong\u003e\u003c\/p\u003e\n  \n  \u003cul style=\"margin-top: 0; margin-bottom: 20px; padding-left: 20px;\"\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003ePrecision Combustion Modulation:\u003c\/strong\u003e Dynamically interprets real-time data from internal supply, return, and outdoor reset sensors to continuously adjust gas valve delivery and variable-speed blower curves for maximum thermal efficiency.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eBuilt-In Cascade Sequencing:\u003c\/strong\u003e Features native lead\/lag network software capable of sequencing and interlocking up to 16 boilers in a single master\/member grid, distributing run-time hours evenly to protect the lifespan of individual heat engines.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eSmart Diagnostics \u0026amp; Building Automation Compatibility:\u003c\/strong\u003e Equips technicians with plain-English text fault readouts for quick field troubleshooting, while supporting seamless remote integration via Modbus® RS-485 protocols or standard 0-10VDC analog signaling inputs.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp style=\"margin-top: 16px; margin-bottom: 0;\"\u003e\n    \u003cstrong\u003eInstallation Requirement:\u003c\/strong\u003e To prevent static damage to sensitive microchips, this logic board must be installed using proper ESD (Electrostatic Discharge) grounding straps. Field configuration and firmware profiling must comply with Patterson-Kelley equipment manuals.\n  \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Patterson-Kelley","offers":[{"title":"Default Title","offer_id":42910019289182,"sku":"2650000201","price":1150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/A_clear_close-up_studio_presentation_of_the_Patterson-Kelley_ENVI_Boiler_Control_system_interface_panel_showing_its_signature_square_gray_bezel_frame_built-in_digital_text_status_screen_window_and_operational_indicator_buttons_on_a_clean_whi.png?v=1782138025","url":"https:\/\/nationalboilersupply.com\/products\/pk-2650000201","provider":"National Boiler Supply","version":"1.0","type":"link"}