{"id":8246,"date":"2016-11-22T16:27:57","date_gmt":"2016-11-22T14:27:57","guid":{"rendered":"https:\/\/www.victronenergy.com\/blog\/?p=8246"},"modified":"2016-11-22T17:42:03","modified_gmt":"2016-11-22T15:42:03","slug":"ccgx-v1-74-automatic-pump-starting-and-mqtt","status":"publish","type":"post","link":"https:\/\/www.victronenergy.com\/blog\/2016\/11\/22\/ccgx-v1-74-automatic-pump-starting-and-mqtt\/","title":{"rendered":"CCGX v1.74: Automatic pump starting and MQTT"},"content":{"rendered":"<p>Good afternoon,<\/p>\n<p><a href=\"https:\/\/www.victronenergy.com\/panel-systems-remote-monitoring\/color-control\" target=\"_blank\">Color Control GX<\/a> firmware version v1.74 has been released. It contains two principal changes:<\/p>\n<h3>Pump auto start\/stop<\/h3>\n<ul>\n<li>Fixes the auto start\/stop functionality.\u00a0For more information about this feature, see\u00a0<a href=\"https:\/\/www.victronenergy.com\/live\/ccgx:pump_start_stop\" target=\"_blank\">the manual<\/a>.<\/li>\n<\/ul>\n<h3>MQTT<\/h3>\n<ul>\n<li>Reduce load on authentication server for mqtt.victronenergy.com<\/li>\n<li>Add keep-alive mechanism: only send data when someone is listening. Reduces traffic as well as server load.<\/li>\n<\/ul>\n<p><!--more--><\/p>\n<p><strong>Note<\/strong>: from now on it&#8217;s necessary to send a keep alive, as without it the CCGX will not send any data updates. More info in the <a href=\"https:\/\/github.com\/victronenergy\/dbus-mqtt\/blob\/master\/README.md#keep-alive\" target=\"_blank\">dbus-mqtt\/README.md on github<\/a>.<\/p>\n<h3>Installing the update<\/h3>\n<p>By default, a CCGX\u00a0will automatically download and install this new firmware version via the Internet. For a manual update, follow instructions <a href=\"https:\/\/www.victronenergy.com\/live\/ccgx:firmware_updating\" target=\"_blank\">here<\/a>.<\/p>\n<p>In case of any questions or issues, please let us know in the comments below.<\/p>\n<p>Best regards,<\/p>\n<p>Matthijs<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Good afternoon, Color Control GX firmware version v1.74 has been released. It contains two principal changes: Pump auto start\/stop Fixes the auto start\/stop functionality.\u00a0For more information about this feature, see\u00a0the manual. MQTT Reduce load on authentication server for mqtt.victronenergy.com Add keep-alive mechanism: only send data when someone is listening. Reduces traffic as well as server [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":8248,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[124],"tags":[],"class_list":["post-8246","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-firmware-software"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>CCGX v1.74: Automatic pump starting and MQTT - Victron Energy<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.victronenergy.com\/blog\/2016\/11\/22\/ccgx-v1-74-automatic-pump-starting-and-mqtt\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"CCGX v1.74: Automatic pump starting and MQTT - Victron Energy\" \/>\n<meta property=\"og:description\" content=\"Good afternoon, Color Control GX firmware version v1.74 has been released. It contains two principal changes: Pump auto start\/stop Fixes the auto start\/stop functionality.\u00a0For more information about this feature, see\u00a0the manual. MQTT Reduce load on authentication server for mqtt.victronenergy.com Add keep-alive mechanism: only send data when someone is listening. Reduces traffic as well as server [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.victronenergy.com\/blog\/2016\/11\/22\/ccgx-v1-74-automatic-pump-starting-and-mqtt\/\" \/>\n<meta property=\"og:site_name\" content=\"Victron Energy\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/VictronEnergy.BV\" \/>\n<meta property=\"article:published_time\" content=\"2016-11-22T14:27:57+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2016-11-22T15:42:03+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.victronenergy.com\/blog\/wp-content\/uploads\/sites\/10\/2016\/11\/pumpstartstop_23670424.png\" \/>\n\t<meta property=\"og:image:width\" content=\"730\" \/>\n\t<meta property=\"og:image:height\" content=\"272\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Matthijs Vader\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Victron_Energy\" \/>\n<meta name=\"twitter:site\" content=\"@Victron_Energy\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Matthijs Vader\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/2016\\\/11\\\/22\\\/ccgx-v1-74-automatic-pump-starting-and-mqtt\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/2016\\\/11\\\/22\\\/ccgx-v1-74-automatic-pump-starting-and-mqtt\\\/\"},\"author\":{\"name\":\"Matthijs Vader\",\"@id\":\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/#\\\/schema\\\/person\\\/39602861b4dcabbb39e3efe290bb2397\"},\"headline\":\"CCGX v1.74: Automatic pump starting and MQTT\",\"datePublished\":\"2016-11-22T14:27:57+00:00\",\"dateModified\":\"2016-11-22T15:42:03+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/2016\\\/11\\\/22\\\/ccgx-v1-74-automatic-pump-starting-and-mqtt\\\/\"},\"wordCount\":145,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/2016\\\/11\\\/22\\\/ccgx-v1-74-automatic-pump-starting-and-mqtt\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/wp-content\\\/uploads\\\/sites\\\/10\\\/2016\\\/11\\\/pumpstartstop_23670424.png\",\"articleSection\":[\"Firmware &amp; Software\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/2016\\\/11\\\/22\\\/ccgx-v1-74-automatic-pump-starting-and-mqtt\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/2016\\\/11\\\/22\\\/ccgx-v1-74-automatic-pump-starting-and-mqtt\\\/\",\"url\":\"https:\\\/\\\/www.victronenergy.com\\\/blog\\\/2016\\\/11\\\/22\\\/ccgx-v1-74-automatic-pump-starting-and-mqtt\\\/\",\"name\":\"CCGX v1.74: Automatic pump starting and MQTT - 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It contains two principal changes: Pump auto start\/stop Fixes the auto start\/stop functionality.\u00a0For more information about this feature, see\u00a0the manual. MQTT Reduce load on authentication server for mqtt.victronenergy.com Add keep-alive mechanism: only send data when someone is listening. Reduces traffic as well as server [\u2026]","subtitle":null,"related_posts":[{"id":33712,"slug":"victronconnect-v6-40","title":"VictronConnect v6.40","link":"https:\/\/www.victronenergy.com\/blog\/2026\/07\/31\/victronconnect-v6-40\/","excerpt":"This VictronConnect app update is all about convenience and connectivity. For installers, that might mean walking up to any installation with any type of laptop, and being able to connect and adjust product settings right away, without needing extra tools. It might also mean reviewing an older system's configuration easily, or spotting an issue in&hellip;","featured_image":"https:\/\/www.victronenergy.com\/blog\/wp-content\/uploads\/sites\/10\/2026\/07\/Victron-Professional-13_329088155-150x150.png","author_name":"Beril","author_link":"https:\/\/www.victronenergy.com\/blog\/author\/bberkem\/","author_avatar":{"24":"https:\/\/secure.gravatar.com\/avatar\/a18e95c9d838d5359f135ae704b95ae5d336e3c238b5aa877ef3a1e245c24b78?s=96&d=mm&r=g&s=24","48":"https:\/\/secure.gravatar.com\/avatar\/a18e95c9d838d5359f135ae704b95ae5d336e3c238b5aa877ef3a1e245c24b78?s=96&d=mm&r=g&s=48","96":"https:\/\/secure.gravatar.com\/avatar\/a18e95c9d838d5359f135ae704b95ae5d336e3c238b5aa877ef3a1e245c24b78?s=96&d=mm&r=g&s=96"},"categories":[{"name":"Firmware & Software","link":"https:\/\/www.victronenergy.com\/blog\/category\/firmware-software\/"}],"date":"2026-07-31T10:46:24+02:00","date_gmt":"2026-07-31T08:46:24+00:00"},{"id":33057,"slug":"introducing-victron-microgrid","title":"Introducing Victron Microgrid","link":"https:\/\/www.victronenergy.com\/blog\/2026\/04\/13\/introducing-victron-microgrid\/","excerpt":"What if you could build large off-grid systems with the same simplicity as small ones - just by adding more independent units, increasing reliability, and scaling total capacity as you grow? Large off-grid systems have traditionally been complex to build and difficult to change; Victron Microgrid takes a different approach. Victron Microgrid allows multiple independent&hellip;","featured_image":"https:\/\/www.victronenergy.com\/blog\/wp-content\/uploads\/sites\/10\/2026\/04\/Victron-Microgrid-cover_319925212-150x150.png","author_name":"Guy Stewart","author_link":"https:\/\/www.victronenergy.com\/blog\/author\/guystewart\/","author_avatar":{"24":"https:\/\/secure.gravatar.com\/avatar\/46f1d045a4e399c7c754f765b33d48ca13b2ff31beca5a200d86e7c1d7b8d6d5?s=96&d=mm&r=g&s=24","48":"https:\/\/secure.gravatar.com\/avatar\/46f1d045a4e399c7c754f765b33d48ca13b2ff31beca5a200d86e7c1d7b8d6d5?s=96&d=mm&r=g&s=48","96":"https:\/\/secure.gravatar.com\/avatar\/46f1d045a4e399c7c754f765b33d48ca13b2ff31beca5a200d86e7c1d7b8d6d5?s=96&d=mm&r=g&s=96"},"categories":[{"name":"Firmware & Software","link":"https:\/\/www.victronenergy.com\/blog\/category\/firmware-software\/"},{"name":"News","link":"https:\/\/www.victronenergy.com\/blog\/category\/news\/"},{"name":"Products","link":"https:\/\/www.victronenergy.com\/blog\/category\/products\/"}],"date":"2026-04-13T13:15:09+02:00","date_gmt":"2026-04-13T11:15:09+00:00"},{"id":32812,"slug":"introducing-venus-os-3-70","title":"Introducing Venus OS 3.70","link":"https:\/\/www.victronenergy.com\/blog\/2026\/02\/25\/introducing-venus-os-3-70\/","excerpt":"Victron GX device firmware v3.70 is now available. This release brings a greatly expanded switch pane with Node-RED virtual switches, improvements to GX Boat Page and E-drive integrations, cell level monitoring for Lynx Smart BMS NG, Garmin EmpirBus digital switching, Shelly smart device integration, and much more. 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