diff --git a/src/hardware/korad-kaxxxxp/api.c b/src/hardware/korad-kaxxxxp/api.c
index 7d869823..eac10b80 100644
--- a/src/hardware/korad-kaxxxxp/api.c
+++ b/src/hardware/korad-kaxxxxp/api.c
@@ -61,6 +61,10 @@ static const struct korad_kaxxxxp_model models[] = {
 		"KORADKD3005PV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
 	{RND_320K30PV, "RND", "KA3005P",
 		"RND 320-KA3005P V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
+	{TENMA_72_2540_V20, "Tenma", "72-2540",
+		"TENMA72-2540V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
+	{TENMA_72_2540_V21, "Tenma", "72-2540",
+		"TENMA 72-2540 V2.1", 1, {0, 31, 0.01}, {0, 5, 0.001}},
 	ALL_ZERO
 };
 
diff --git a/src/hardware/korad-kaxxxxp/protocol.h b/src/hardware/korad-kaxxxxp/protocol.h
index 016bd66e..34c6465a 100644
--- a/src/hardware/korad-kaxxxxp/protocol.h
+++ b/src/hardware/korad-kaxxxxp/protocol.h
@@ -39,6 +39,8 @@ enum {
 	KORAD_KD3005P,
 	KORAD_KD3005P_V20_NOSP,
 	RND_320K30PV,
+	TENMA_72_2540_V20,
+	TENMA_72_2540_V21,
 	/* Support for future devices with this protocol. */
 };