diff --git a/src/main/java/com/gregtechceu/gtceu/common/cover/FluidRegulatorCover.java b/src/main/java/com/gregtechceu/gtceu/common/cover/FluidRegulatorCover.java
index 92080aec977..621a5725af0 100644
--- a/src/main/java/com/gregtechceu/gtceu/common/cover/FluidRegulatorCover.java
+++ b/src/main/java/com/gregtechceu/gtceu/common/cover/FluidRegulatorCover.java
@@ -179,7 +179,7 @@ public void createCoverUIRows(Flow column, SidedPosGuiData data, PanelSyncManage
         GTMuiCoverUtil.addTransferModeRow(column, transferMode);
 
         column.child(
-                GTMuiWidgets.createIntInputWithBucketMode(transferSize, transferBucketMode, () -> maxFluidTransferRate)
+                GTMuiWidgets.createIntInputWithBucketMode(transferSize, transferBucketMode, () -> Integer.MAX_VALUE)
                         .setEnabledIf($ -> shouldShowTransferSize()));
     }
 
diff --git a/src/main/java/com/gregtechceu/gtceu/common/mui/GTMuiWidgets.java b/src/main/java/com/gregtechceu/gtceu/common/mui/GTMuiWidgets.java
index 90d386d5b19..bb342e2ed04 100644
--- a/src/main/java/com/gregtechceu/gtceu/common/mui/GTMuiWidgets.java
+++ b/src/main/java/com/gregtechceu/gtceu/common/mui/GTMuiWidgets.java
@@ -574,8 +574,8 @@ public static ParentWidget<?> createIntInputWithBucketMode(IntSyncValue intSyncV
                                                                EnumSyncValue<BucketMode> bucketModeSyncValue,
                                                                IntSupplier maxMB) {
         StringSyncValue formattedValue = new StringSyncValue(
-                () -> String.valueOf(intSyncValue.getValue()),
-                (v) -> intSyncValue.setValue(Integer.parseInt(v), true,
+                () -> formattedBucketValue(intSyncValue.getIntValue(), bucketModeSyncValue.getValue()),
+                (v) -> intSyncValue.setValue(bucketsFromFormattedValue(v, bucketModeSyncValue.getValue()), true,
                         true))
                 .allowC2S();
 
@@ -630,6 +630,21 @@ public boolean onMouseScrolled(double delta) {
                         .stateOverlay(1, BucketMode.MILLI_BUCKET.icon.asIcon().size(16)));
     }
 
+    public static String formattedBucketValue(int millibuckets, BucketMode bucketMode) {
+        if (bucketMode == BucketMode.MILLI_BUCKET) return String.valueOf(millibuckets);
+        StringBuilder buckets = new StringBuilder(String.format("%04d", millibuckets));
+        buckets.insert(buckets.length() - 3, '.');
+        return buckets.toString();
+    }
+
+    public static int bucketsFromFormattedValue(String uiInput, BucketMode bucketMode) {
+        if (bucketMode == BucketMode.MILLI_BUCKET) return Integer.parseInt(uiInput);
+        if (!uiInput.contains(".")) return Integer.parseInt(uiInput) * 1000;
+        String[] splitInput = uiInput.split("\\.");
+        if (splitInput.length > 1 && splitInput[1].length() > 3) splitInput[1] = splitInput[1].substring(0, 3);
+        return (Integer.parseInt(splitInput[0]) * 1000) + Integer.parseInt(splitInput[1]);
+    }
+
     public static SlotGroupWidget verticalPlayerInventory(SlotGroupWidget.SlotConsumer slotConsumer) {
         SlotGroupWidget slotGroupWidget = new SlotGroupWidget();
         slotGroupWidget.coverChildren();