diff --git a/daq/src/aaredaq/tellupdater.py b/daq/src/aaredaq/tellupdater.py
index e213df60..58f9d211 100644
--- a/daq/src/aaredaq/tellupdater.py
+++ b/daq/src/aaredaq/tellupdater.py
@@ -21,6 +21,7 @@ aare_db = AareWrapper(bl=beamline)
 
 # Track current state
 current_pucks = []
+last_pucks_sent = []
 
 def compare_and_report_change(old, new, key_func):
     old_ids = set(key_func(p) for p in old)
@@ -33,11 +34,41 @@ def ws_update_samples_info(pucks):
     """Send sample info to TELL robot."""
     tell_client.set_samples_info(pucks)
 
+def convert_pucks(puck_list):
+    return [PuckWithTellPosition(
+        id=p.id,
+        puck_name=p.puck_name,
+        puck_type=getattr(p, 'puck_type', None),
+        puck_location_in_dewar=getattr(p, 'puck_location_in_dewar', None),
+        dewar_id=getattr(p, 'dewar_id', None),
+        dewar_name=getattr(p, 'dewar_name', None),
+        pgroup=getattr(p, 'pgroup', None),
+        samples=getattr(p, 'samples', None),
+        tell_position=getattr(p, 'tell_position', None),
+    ) for p in puck_list]
+
+def pucks_equal(pucks1, pucks2):
+    # Implement a simple equality check, e.g., comparing sorted ids, or full data
+    if len(pucks1) != len(pucks2): return False
+    return all(p1.id == p2.id for p1, p2 in zip(sorted(pucks1, key=lambda p: p.id),
+                                               sorted(pucks2, key=lambda p: p.id)))
+
 def timer_update_pucks_beamline():
-    """Poll tell for detected pucks, and update the DATABASE with their location."""
+    global last_pucks_sent
     try:
         detected_pucks = tell_client.get_detected_pucks()
         aare_db.set_pucks_beamline(detected_pucks)
+
+        # Convert to list[PuckWithTellPosition]
+        pwtp_list = convert_pucks(detected_pucks)
+
+        # Only send if state changed
+        if not pucks_equal(pwtp_list, last_pucks_sent):
+            tell_client.set_samples_info(pwtp_list)
+            last_pucks_sent = pwtp_list
+        else:
+            print("[TIMER] No puck state change, not sending to TELL.")
+
     except Exception as exc:
         print(f"[ERROR][Timer] {exc}")