diff --git a/hardware/serial-dmm/api.c b/hardware/serial-dmm/api.c
index 4e1e1e01..2eb1dc56 100644
--- a/hardware/serial-dmm/api.c
+++ b/hardware/serial-dmm/api.c
@@ -62,6 +62,7 @@ SR_PRIV struct sr_dev_driver uni_t_ut60a_ser_driver_info;
 SR_PRIV struct sr_dev_driver uni_t_ut60e_ser_driver_info;
 SR_PRIV struct sr_dev_driver uni_t_ut61d_ser_driver_info;
 SR_PRIV struct sr_dev_driver uni_t_ut61e_ser_driver_info;
+SR_PRIV struct sr_dev_driver iso_tech_idm103n_ser_driver_info;
 
 SR_PRIV struct dmm_info dmms[] = {
 	{
@@ -221,6 +222,12 @@ SR_PRIV struct dmm_info dmms[] = {
 		sr_es51922_packet_valid, sr_es51922_parse, NULL,
 		&uni_t_ut61e_ser_driver_info, receive_data_UNI_T_UT61E_SER,
 	},
+	{
+		"ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
+		2400, ES519XX_11B_PACKET_SIZE, NULL,
+		sr_es519xx_2400_11B_packet_valid, sr_es519xx_2400_11B_parse, NULL,
+		&iso_tech_idm103n_ser_driver_info, receive_data_ISO_TECH_IDM103N_SER,
+	},
 };
 
 static int dev_clear(int dmm)
@@ -543,3 +550,4 @@ DRV(uni_t_ut60a_ser, UNI_T_UT60A_SER, "uni-t-ut60a-ser", "UNI-T UT60A (UT-D02 ca
 DRV(uni_t_ut60e_ser, UNI_T_UT60E_SER, "uni-t-ut60e-ser", "UNI-T UT60E (UT-D02 cable)")
 DRV(uni_t_ut61d_ser, UNI_T_UT61D_SER, "uni-t-ut61d-ser", "UNI-T UT61D (UT-D02 cable)")
 DRV(uni_t_ut61e_ser, UNI_T_UT61E_SER, "uni-t-ut61e-ser", "UNI-T UT61E (UT-D02 cable)")
+DRV(iso_tech_idm103n_ser, ISO_TECH_IDM103N_SER, "iso-tech-idm103n-ser", "ISO-TECH IDM103N")
diff --git a/hardware/serial-dmm/protocol.c b/hardware/serial-dmm/protocol.c
index cefb339e..d47a7e7f 100644
--- a/hardware/serial-dmm/protocol.c
+++ b/hardware/serial-dmm/protocol.c
@@ -179,3 +179,4 @@ RECEIVE_DATA(UNI_T_UT60A_SER, fs9721)
 RECEIVE_DATA(UNI_T_UT60E_SER, fs9721)
 RECEIVE_DATA(UNI_T_UT61D_SER, fs9922)
 RECEIVE_DATA(UNI_T_UT61E_SER, es51922)
+RECEIVE_DATA(ISO_TECH_IDM103N_SER, es519xx)
diff --git a/hardware/serial-dmm/protocol.h b/hardware/serial-dmm/protocol.h
index fb2041ca..545855b0 100644
--- a/hardware/serial-dmm/protocol.h
+++ b/hardware/serial-dmm/protocol.h
@@ -52,9 +52,10 @@ enum {
 	UNI_T_UT60E_SER,
 	UNI_T_UT61D_SER,
 	UNI_T_UT61E_SER,
+	ISO_TECH_IDM103N_SER,
 };
 
-#define DMM_COUNT 21
+#define DMM_COUNT 22
 
 struct dmm_info {
 	char *vendor;
@@ -117,6 +118,7 @@ SR_PRIV int receive_data_UNI_T_UT60A_SER(int fd, int revents, void *cb_data);
 SR_PRIV int receive_data_UNI_T_UT60E_SER(int fd, int revents, void *cb_data);
 SR_PRIV int receive_data_UNI_T_UT61D_SER(int fd, int revents, void *cb_data);
 SR_PRIV int receive_data_UNI_T_UT61E_SER(int fd, int revents, void *cb_data);
+SR_PRIV int receive_data_ISO_TECH_IDM103N_SER(int fd, int revents, void *cb_data);
 
 SR_PRIV void dmm_details_tp4000zc(struct sr_datafeed_analog *analog, void *info);
 SR_PRIV void dmm_details_dt4000zc(struct sr_datafeed_analog *analog, void *info);
diff --git a/hwdriver.c b/hwdriver.c
index bb4c0d56..3bc6bc9c 100644
--- a/hwdriver.c
+++ b/hwdriver.c
@@ -206,6 +206,7 @@ extern SR_PRIV struct sr_dev_driver uni_t_ut60a_ser_driver_info;
 extern SR_PRIV struct sr_dev_driver uni_t_ut60e_ser_driver_info;
 extern SR_PRIV struct sr_dev_driver uni_t_ut61d_ser_driver_info;
 extern SR_PRIV struct sr_dev_driver uni_t_ut61e_ser_driver_info;
+extern SR_PRIV struct sr_dev_driver iso_tech_idm103n_ser_driver_info;
 #endif
 #ifdef HAVE_HW_UNI_T_DMM
 extern SR_PRIV struct sr_dev_driver tecpel_dmm_8061_driver_info;
@@ -319,6 +320,7 @@ static struct sr_dev_driver *drivers_list[] = {
 	&uni_t_ut60e_ser_driver_info,
 	&uni_t_ut61d_ser_driver_info,
 	&uni_t_ut61e_ser_driver_info,
+	&iso_tech_idm103n_ser_driver_info,
 #endif
 #ifdef HAVE_HW_UNI_T_DMM
 	&tecpel_dmm_8061_driver_info,