diff --git a/jepl/jeplpv.py b/jepl/jeplpv.py
index e0b4a9d..0700beb 100644
--- a/jepl/jeplpv.py
+++ b/jepl/jeplpv.py
@@ -47,4 +47,12 @@ def panels_per_string(Vmax,Voc,beta=-0.5,temp = 25,STCtemp = 25):
 
     panels_per_string_max = Vmax // Vocadj
 
-    return int(panels_per_string_max)
\ No newline at end of file
+    return int(panels_per_string_max)
+
+def voltage_per_string(panels,Voc,beta=-0.5,temp = 25,STCtemp = 25):
+
+    vocadj = temp_adj_Voc(Voc, temp,beta, STCtemp = 25)
+
+    voltage = vocadj * panels
+
+    return round(voltage,4)
\ No newline at end of file