diff --git a/api/v0/post/application.php b/api/v0/post/application.php
index fd1a9e0..6052da7 100644
--- a/api/v0/post/application.php
+++ b/api/v0/post/application.php
@@ -63,7 +63,7 @@ if (!empty($post_content['sn']) && !empty($post_content['testdetails'])) {
     $input_type = $post_content['type'];
     $testdetails = json_encode($post_content['testdetails']);
     $serial = $post_content['sn'];
-    $productrowid = 0; //default product for equipment create
+    $productrowid = (isset($post_content['testdetails']['logdetails']['PN']) && (!empty($post_content['testdetails']['logdetails']['PN']) || $post_content['testdetails']['logdetails']['PN'] != ''))? $post_content['testdetails']['logdetails']['PN'] : 0; //default product for equipment create
     $sn_service = $post_content['testdetails']['external_device_sn'] ?? '';
 
     // +++++++++++++++++++++++++++++++++++++++++++++++++++++++