diff --git a/Documentation/hwmon/corsair-psu.rst b/Documentation/hwmon/corsair-psu.rst
index 47f8ff632267..16db34d464dd 100644
--- a/Documentation/hwmon/corsair-psu.rst
+++ b/Documentation/hwmon/corsair-psu.rst
@@ -15,11 +15,11 @@ Supported devices:
 
   Corsair HX850i
 
-  Corsair HX1000i (Series 2022 and Series 2023)
+  Corsair HX1000i (Series 2022 and 2023)
 
   Corsair HX1200i
 
-  Corsair HX1500i (Series 2022)
+  Corsair HX1500i (Series 2022 and 2023)
 
   Corsair RM550i
 
@@ -80,11 +80,14 @@ temp2_crit		Temperature max critical value of psu case
 Usage Notes
 -----------
 
-It is an USB HID device, so it is auto-detected and supports hot-swapping.
+It is an USB HID device, so it is auto-detected, supports hot-swapping and
+several devices at once.
 
 Flickering values in the rail voltage levels can be an indicator for a failing
-PSU. The driver also provides some additional useful values via debugfs, which
-do not fit into the hwmon class.
+PSU. Accordingly to the default automatic fan speed plan the fan starts at about
+30% of the wattage rating. If this does not happen, a fan failure is likely. The
+driver also provides some additional useful values via debugfs, which do not fit
+into the hwmon class.
 
 Debugfs entries
 ---------------
diff --git a/drivers/hwmon/corsair-psu.c b/drivers/hwmon/corsair-psu.c
index 9e3e3c0a3bdd..904890598c11 100644
--- a/drivers/hwmon/corsair-psu.c
+++ b/drivers/hwmon/corsair-psu.c
@@ -42,12 +42,15 @@
  *	- the driver supports debugfs for values not fitting into the hwmon class
  *	- not every device class (HXi or RMi) supports all commands
  *	- if configured wrong the PSU resets or shuts down, often before actually hitting the
- *	- reported critical temperature
+ *	  reported critical temperature
+ *	- new models like HX1500i Series 2023 have changes in the reported vendor and product
+ *	  strings, both are slightly longer now, report vendor and product in one string and are
+ *	  the same now
  */
 
 #define DRIVER_NAME		"corsair-psu"
 
-#define REPLY_SIZE		16 /* max length of a reply to a single command */
+#define REPLY_SIZE		24 /* max length of a reply to a single command */
 #define CMD_BUFFER_SIZE		64
 #define CMD_TIMEOUT_MS		250
 #define SECONDS_PER_HOUR	(60 * 60)
@@ -880,7 +883,7 @@ static const struct hid_device_id corsairpsu_idtable[] = {
 	{ HID_USB_DEVICE(0x1b1c, 0x1c0c) }, /* Corsair RM850i */
 	{ HID_USB_DEVICE(0x1b1c, 0x1c0d) }, /* Corsair RM1000i */
 	{ HID_USB_DEVICE(0x1b1c, 0x1c1e) }, /* Corsair HX1000i Series 2023 */
-	{ HID_USB_DEVICE(0x1b1c, 0x1c1f) }, /* Corsair HX1500i Series 2022 */
+	{ HID_USB_DEVICE(0x1b1c, 0x1c1f) }, /* Corsair HX1500i Series 2022 and 2023 */
 	{ },
 };
 MODULE_DEVICE_TABLE(hid, corsairpsu_idtable);