{"id":960,"date":"2026-09-01T21:13:13","date_gmt":"2026-09-01T13:13:13","guid":{"rendered":"https:\/\/ll-transmitter.com\/?post_type=product&#038;p=960"},"modified":"2026-09-06T21:03:35","modified_gmt":"2026-09-06T13:03:35","slug":"siemens-c79451-a3494-b16-lcd-module-oem-board-vlf-m1521-03","status":"publish","type":"product","link":"https:\/\/ll-transmitter.com\/ar\/product\/siemens-c79451-a3494-b16-lcd-module-oem-board-vlf-m1521-03\/","title":{"rendered":"Siemens C79451\u2011A3494\u2011B16 LCD Module, OEM board VLF\u2011M1521\u201103"},"content":{"rendered":"<p><span style=\"color: #33cccc;\"><strong>Siemens C79451\u2011A3494\u2011B16 LCD Module, OEM board VLF\u2011M1521\u201103<\/strong><\/span><\/p>\n<hr \/>\n<p>Siemens C79451\u2011A3494\u2011B16 LCD display module. The OEM bare\u2011board part number VLF\u2011M1521\u201103 is clearly visible.Character LCD module with LED backlight, fitted with integrated PCB, parallel pin\u2011header connector and backlight power harness. Original spare part for Siemens ULTRAMAT23 gas analyzer for repair and replacement.<\/p>\n<h6><span style=\"color: #33cccc;\">Technical Parameter<\/span><\/h6>\n<table style=\"height: 175px;\" width=\"447\">\n<thead>\n<tr>\n<th>Item<\/th>\n<th>Spec<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Siemens Part No<\/td>\n<td>C79451\u2011A3494\u2011B16<\/td>\n<\/tr>\n<tr>\n<td>OEM Board Model<\/td>\n<td>VLF\u2011M1521\u201103<\/td>\n<\/tr>\n<tr>\n<td>Display Type<\/td>\n<td>Character LCD Module with LED Backlight<\/td>\n<\/tr>\n<tr>\n<td>Applicable Device<\/td>\n<td>Siemens ULTRAMAT23 Gas Analyzer<\/td>\n<\/tr>\n<tr>\n<td>Interface<\/td>\n<td>Parallel pin\u2011header<\/td>\n<\/tr>\n<tr>\n<td>Accessory<\/td>\n<td>Backlight power harness<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong><span style=\"color: #33cccc;\">Product physical display<\/span><\/strong><\/p>\n<figure id=\"attachment_961\" aria-describedby=\"caption-attachment-961\" style=\"width: 750px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-961\" title=\"C79451\u2011A3494\u2011B16 LCD Module, OEM board VLF\u2011M1521\u201103\" src=\"https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-1024x1024.jpg\" alt=\"\" width=\"750\" height=\"750\" srcset=\"https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-1024x1024.jpg 1024w, https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-300x300.jpg 300w, https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-150x150.jpg 150w, https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-768x768.jpg 768w, https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-1536x1536.jpg 1536w, https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-2048x2048.jpg 2048w, https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-12x12.jpg 12w, https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-600x600.jpg 600w, https:\/\/ll-transmitter.com\/wp-content\/uploads\/2026\/09\/Siemens-C79451\u2011A3494\u2011B16-LCD-Module-OEM-board-VLF\u2011M1521\u201103-3-100x100.jpg 100w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-961\" class=\"wp-caption-text\">Real\u2011shot of original Siemens packaging box. Siemens part number C79451\u2011A3494\u2011B16, marked LCD MODULE on the box label.<\/figcaption><\/figure>\n<p>Siemens C79451\u2011A3494\u2011B16 LCD module, OEM board number VLF\u2011M1521\u201103.This display works with the ULTRAMAT23 gas analyzer. It shows process\u2011gas measurement values and on\u2011device menu settings.You can swap it straight in when your old screen goes bad, no changes required for installation.It comes with LED backlight, built\u2011in PCB board, parallel pin\u2011header connector and separate power cable for the backlight.<\/p>\n<p><strong><span style=\"color: #33cccc;\">Feel free to send us your inquiry.<\/span><\/strong><\/p>\n<hr \/>\n<p><strong><span style=\"color: #33cccc;\">Introduction of Xi \u2018an Lilu Trading Co., LTD<\/span><\/strong><br \/>\nXi \u2018an Lilu Trading Co., Ltd. is a professional import and export focus on transmitter, flow meter, positioner instrument industry provider. We have a huge advantage in the following brand ROSEMOUNT, YOKOGAWA, HONEYWELL, SMC, IMI NORGREN, ABB, ENDRESS + HAUSER, FISHER, YTC, AZBIL, SIEMENS, SCHNEIDER and some European brands.<br data-filtered=\"filtered\" \/>We look forward to your inquiry and hope that we can start the best cooperation.<\/p>\n<p>Phone: +86-18392971088<br data-filtered=\"filtered\" \/>Email:\u00a0<a href=\"mailto:inqury@lilutrading.com\" target=\"_blank\" rel=\"noopener\">inquiry@lilutrading.com<\/a><br \/>\n<style id=\"wpforms-css-vars-311\">\n\t\t\t\t#wpforms-311 {\n\t\t\t\t--wpforms-container-padding: 0px;\n--wpforms-container-border-width: 1px;\n--wpforms-container-border-radius: 3px;\n--wpforms-background-color: rgba(0, 0, 0, 0);\n--wpforms-field-size-input-height: 43px;\n--wpforms-field-size-input-spacing: 15px;\n--wpforms-field-size-font-size: 16px;\n--wpforms-field-size-line-height: 19px;\n--wpforms-field-size-padding-h: 14px;\n--wpforms-field-size-checkbox-size: 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