diff --git a/packages/base/any/onlp/src/sff/module/auto/sff.yml b/packages/base/any/onlp/src/sff/module/auto/sff.yml
index 40e9472e..ae5a01d6 100644
--- a/packages/base/any/onlp/src/sff/module/auto/sff.yml
+++ b/packages/base/any/onlp/src/sff/module/auto/sff.yml
@@ -105,6 +105,8 @@ sff_module_types: &sff_module_types
     desc: "1GBASE-SX"
 - 1G_BASE_LX:
     desc: "1GBASE-LX"
+- 1G_BASE_ZX:
+    desc: "1GBASE-ZX"
 - 1G_BASE_CX:
     desc: "1GBASE-CX"
 - 1G_BASE_T:
diff --git a/packages/base/any/onlp/src/sff/module/inc/sff/8472.h b/packages/base/any/onlp/src/sff/module/inc/sff/8472.h
index 0e2f73d0..5a985f3b 100644
--- a/packages/base/any/onlp/src/sff/module/inc/sff/8472.h
+++ b/packages/base/any/onlp/src/sff/module/inc/sff/8472.h
@@ -209,6 +209,9 @@
 #define SFF8472_MEDIA_XGE_ER(idprom)            \
     ((idprom[3] & SFF8472_CC3_XGE_BASE_ER) != 0)
 
+#define SFF8472_MEDIA_LENGTH_ZX(idprom)            \
+    (idprom[14] >= 70)
+
 /*
  * some CR cables identify as infiniband copper
  * some CR cables identify as FC twinax
diff --git a/packages/base/any/onlp/src/sff/module/inc/sff/sff.h b/packages/base/any/onlp/src/sff/module/inc/sff/sff.h
index 485bd38f..0101cfb3 100644
--- a/packages/base/any/onlp/src/sff/module/inc/sff/sff.h
+++ b/packages/base/any/onlp/src/sff/module/inc/sff/sff.h
@@ -128,6 +128,7 @@ typedef enum sff_module_type_e {
     SFF_MODULE_TYPE_10G_BASE_SRL,
     SFF_MODULE_TYPE_1G_BASE_SX,
     SFF_MODULE_TYPE_1G_BASE_LX,
+    SFF_MODULE_TYPE_1G_BASE_ZX,
     SFF_MODULE_TYPE_1G_BASE_CX,
     SFF_MODULE_TYPE_1G_BASE_T,
     SFF_MODULE_TYPE_100_BASE_LX,
@@ -172,6 +173,7 @@ typedef enum sff_module_type_e {
     "10G_BASE_SRL", \
     "1G_BASE_SX", \
     "1G_BASE_LX", \
+    "1G_BASE_ZX", \
     "1G_BASE_CX", \
     "1G_BASE_T", \
     "100_BASE_LX", \
diff --git a/packages/base/any/onlp/src/sff/module/inc/sff/sff.x b/packages/base/any/onlp/src/sff/module/inc/sff/sff.x
index 46cad1b8..0b211647 100644
--- a/packages/base/any/onlp/src/sff/module/inc/sff/sff.x
+++ b/packages/base/any/onlp/src/sff/module/inc/sff/sff.x
@@ -38,6 +38,7 @@ SFF_MEDIA_TYPE_ENTRY(10G_BASE_ZR, 10GBASE-ZR)
 SFF_MEDIA_TYPE_ENTRY(10G_BASE_SRL, 10GBASE-SRL)
 SFF_MEDIA_TYPE_ENTRY(1G_BASE_SX, 1GBASE-SX)
 SFF_MEDIA_TYPE_ENTRY(1G_BASE_LX, 1GBASE-LX)
+SFF_MEDIA_TYPE_ENTRY(1G_BASE_ZX, 1GBASE-ZX)
 SFF_MEDIA_TYPE_ENTRY(1G_BASE_CX, 1GBASE-CX)
 SFF_MEDIA_TYPE_ENTRY(1G_BASE_T, 1GBASE-T)
 SFF_MEDIA_TYPE_ENTRY(100_BASE_LX, 100BASE-LX)
@@ -88,6 +89,7 @@ SFF_MODULE_TYPE_ENTRY(10G_BASE_ZR, 10GBASE-ZR)
 SFF_MODULE_TYPE_ENTRY(10G_BASE_SRL, 10GBASE-SRL)
 SFF_MODULE_TYPE_ENTRY(1G_BASE_SX, 1GBASE-SX)
 SFF_MODULE_TYPE_ENTRY(1G_BASE_LX, 1GBASE-LX)
+SFF_MODULE_TYPE_ENTRY(1G_BASE_ZX, 1GBASE-ZX)
 SFF_MODULE_TYPE_ENTRY(1G_BASE_CX, 1GBASE-CX)
 SFF_MODULE_TYPE_ENTRY(1G_BASE_T, 1GBASE-T)
 SFF_MODULE_TYPE_ENTRY(100_BASE_LX, 100BASE-LX)
diff --git a/packages/base/any/onlp/src/sff/module/python/onlp/sff/enums.py b/packages/base/any/onlp/src/sff/module/python/onlp/sff/enums.py
index 3b144ccc..bba20c17 100644
--- a/packages/base/any/onlp/src/sff/module/python/onlp/sff/enums.py
+++ b/packages/base/any/onlp/src/sff/module/python/onlp/sff/enums.py
@@ -58,11 +58,12 @@ class SFF_MODULE_TYPE(Enumeration):
     _10G_BASE_SRL = 28
     _1G_BASE_SX = 29
     _1G_BASE_LX = 30
-    _1G_BASE_CX = 31
-    _1G_BASE_T = 32
-    _100_BASE_LX = 33
-    _100_BASE_FX = 34
-    _4X_MUX = 35
+    _1G_BASE_ZX = 31
+    _1G_BASE_CX = 32
+    _1G_BASE_T = 33
+    _100_BASE_LX = 34
+    _100_BASE_FX = 35
+    _4X_MUX = 36
 
 
 class SFF_SFP_TYPE(Enumeration):
diff --git a/packages/base/any/onlp/src/sff/module/src/sff.c b/packages/base/any/onlp/src/sff/module/src/sff.c
index 9a258d0d..fac75054 100644
--- a/packages/base/any/onlp/src/sff/module/src/sff.c
+++ b/packages/base/any/onlp/src/sff/module/src/sff.c
@@ -213,8 +213,13 @@ sff_module_type_get(const uint8_t* eeprom)
         return SFF_MODULE_TYPE_1G_BASE_SX;
 
     if (SFF8472_MODULE_SFP(eeprom)
-        && SFF8472_MEDIA_GBE_LX(eeprom))
-        return SFF_MODULE_TYPE_1G_BASE_LX;
+        && SFF8472_MEDIA_GBE_LX(eeprom)) {
+        if (SFF8472_MEDIA_LENGTH_ZX(eeprom)) {
+            return SFF_MODULE_TYPE_1G_BASE_ZX;
+        } else {
+            return SFF_MODULE_TYPE_1G_BASE_LX;
+        }
+    }
 
     if (SFF8472_MODULE_SFP(eeprom)
         && SFF8472_MEDIA_GBE_CX(eeprom))
@@ -224,10 +229,6 @@ sff_module_type_get(const uint8_t* eeprom)
         && SFF8472_MEDIA_GBE_T(eeprom))
         return SFF_MODULE_TYPE_1G_BASE_T;
 
-    if (SFF8472_MODULE_SFP(eeprom)
-        && SFF8472_MEDIA_GBE_LX(eeprom))
-        return SFF_MODULE_TYPE_1G_BASE_LX;
-
     if (SFF8472_MODULE_SFP(eeprom)
         && SFF8472_MEDIA_CBE_LX(eeprom))
         return SFF_MODULE_TYPE_100_BASE_LX;
@@ -289,6 +290,7 @@ sff_media_type_get(sff_module_type_t mt)
         case SFF_MODULE_TYPE_10G_BASE_SRL:
         case SFF_MODULE_TYPE_1G_BASE_SX:
         case SFF_MODULE_TYPE_1G_BASE_LX:
+        case SFF_MODULE_TYPE_1G_BASE_ZX:
         case SFF_MODULE_TYPE_100_BASE_LX:
         case SFF_MODULE_TYPE_100_BASE_FX:
         case SFF_MODULE_TYPE_4X_MUX:
@@ -354,6 +356,7 @@ sff_module_caps_get(sff_module_type_t mt, uint32_t *caps)
 
         case SFF_MODULE_TYPE_1G_BASE_SX:
         case SFF_MODULE_TYPE_1G_BASE_LX:
+        case SFF_MODULE_TYPE_1G_BASE_ZX:
         case SFF_MODULE_TYPE_1G_BASE_CX:
         case SFF_MODULE_TYPE_1G_BASE_T:
             *caps |= SFF_MODULE_CAPS_F_1G;
@@ -790,6 +793,7 @@ sff_info_init(sff_info_t* info, sff_module_type_t mt,
 
         case SFF_MODULE_TYPE_1G_BASE_SX:
         case SFF_MODULE_TYPE_1G_BASE_LX:
+        case SFF_MODULE_TYPE_1G_BASE_ZX:
             info->sfp_type = SFF_SFP_TYPE_SFP;
             info->media_type = SFF_MEDIA_TYPE_FIBER;
             info->caps = SFF_MODULE_CAPS_F_1G;
diff --git a/packages/base/any/onlp/src/sff/module/src/sff_enums.c b/packages/base/any/onlp/src/sff/module/src/sff_enums.c
index ce013e7a..deeeb50d 100644
--- a/packages/base/any/onlp/src/sff/module/src/sff_enums.c
+++ b/packages/base/any/onlp/src/sff/module/src/sff_enums.c
@@ -162,6 +162,7 @@ aim_map_si_t sff_module_type_map[] =
     { "10G_BASE_SRL", SFF_MODULE_TYPE_10G_BASE_SRL },
     { "1G_BASE_SX", SFF_MODULE_TYPE_1G_BASE_SX },
     { "1G_BASE_LX", SFF_MODULE_TYPE_1G_BASE_LX },
+    { "1G_BASE_ZX", SFF_MODULE_TYPE_1G_BASE_ZX },
     { "1G_BASE_CX", SFF_MODULE_TYPE_1G_BASE_CX },
     { "1G_BASE_T", SFF_MODULE_TYPE_1G_BASE_T },
     { "100_BASE_LX", SFF_MODULE_TYPE_100_BASE_LX },
@@ -203,6 +204,7 @@ aim_map_si_t sff_module_type_desc_map[] =
     { "10GBASE-SRL", SFF_MODULE_TYPE_10G_BASE_SRL },
     { "1GBASE-SX", SFF_MODULE_TYPE_1G_BASE_SX },
     { "1GBASE-LX", SFF_MODULE_TYPE_1G_BASE_LX },
+    { "1GBASE-ZX", SFF_MODULE_TYPE_1G_BASE_ZX },
     { "1GBASE-CX", SFF_MODULE_TYPE_1G_BASE_CX },
     { "1GBASE-T", SFF_MODULE_TYPE_1G_BASE_T },
     { "100BASE-LX", SFF_MODULE_TYPE_100_BASE_LX },