diff --git a/esphome/components/epaper_spi/display.py b/esphome/components/epaper_spi/display.py
index 9ff393b39..182c37ba4 100644
--- a/esphome/components/epaper_spi/display.py
+++ b/esphome/components/epaper_spi/display.py
@@ -102,7 +102,7 @@ def customise_schema(config):
     """
     config = cv.Schema(
         {
-            cv.Required(CONF_MODEL): cv.one_of(*MODELS, upper=True),
+            cv.Required(CONF_MODEL): cv.one_of(*MODELS, upper=True, space="-"),
         },
         extra=cv.ALLOW_EXTRA,
     )(config)
diff --git a/esphome/components/epaper_spi/models/spectra_e6.py b/esphome/components/epaper_spi/models/spectra_e6.py
index 9f0b673d6..42a5a7da7 100644
--- a/esphome/components/epaper_spi/models/spectra_e6.py
+++ b/esphome/components/epaper_spi/models/spectra_e6.py
@@ -32,11 +32,15 @@ class SpectraE6(EpaperModel):
 
 spectra_e6 = SpectraE6("spectra-e6")
 
-spectra_e6.extend(
-    "Seeed-reTerminal-E1002",
+spectra_e6_7p3 = spectra_e6.extend(
+    "7.3in-Spectra-E6",
     width=800,
     height=480,
     data_rate="20MHz",
+)
+
+spectra_e6_7p3.extend(
+    "Seeed-reTerminal-E1002",
     cs_pin=10,
     dc_pin=11,
     reset_pin=12,