diff --git a/cfg/addons/be-filter-boa.cfg b/cfg/addons/be-filter-boa.cfg
new file mode 100644
index 0000000..304c4be
--- /dev/null
+++ b/cfg/addons/be-filter-boa.cfg
@@ -0,0 +1,14 @@
+[NODE]
+description = CryoTel be-filter BOA
+id = be-filter-boa.addon.sea.psi.ch
+
+[sea_addons]
+class = secop_psi.sea.SeaClient
+description = addons sea connection for be-filter-boa.addon
+config = be-filter-boa.addon
+service = addons
+
+[befilter]
+class = secop_psi.sea.SeaReadable
+iodev = sea_addons
+sea_object = befilter
diff --git a/cfg/sea/be-filter-boa.addon.json b/cfg/sea/be-filter-boa.addon.json
new file mode 100644
index 0000000..c170c4d
--- /dev/null
+++ b/cfg/sea/be-filter-boa.addon.json
@@ -0,0 +1,19 @@
+{"befilter": {"base": "/befilter", "params": [
+{"path": "", "type": "float", "kids": 12},
+{"path": "send", "type": "text", "readonly": false, "cmd": "befilter send", "visibility": 3},
+{"path": "status", "type": "text", "visibility": 3},
+{"path": "cool", "type": "enum", "enum": {"on": 0, "off": 1}, "readonly": false, "cmd": "befilter cool"},
+{"path": "control", "type": "enum", "enum": {"auto_power": 1, "manual_power": 0, "controlled_T": 2}, "readonly": false, "cmd": "befilter control", "description": "recommended mode: auto_power, use coolpower or holdpower depending on T"},
+{"path": "set", "type": "float", "readonly": false, "cmd": "befilter set"},
+{"path": "setpower", "type": "float", "readonly": false, "cmd": "befilter setpower", "visibility": 3},
+{"path": "coolpower", "type": "float", "readonly": false, "cmd": "befilter coolpower", "visibility": 3},
+{"path": "holdpower", "type": "float", "readonly": false, "cmd": "befilter holdpower", "visibility": 3},
+{"path": "cool_threshold", "type": "float", "readonly": false, "cmd": "befilter cool_threshold", "description": "switch to coolpower above this value", "visibility": 3},
+{"path": "hold_threshold", "type": "float", "readonly": false, "cmd": "befilter hold_threshold", "description": "switch to holdpower below this value", "visibility": 3},
+{"path": "power", "type": "float"},
+{"path": "filter", "type": "none", "kids": 5},
+{"path": "filter/period", "type": "float", "readonly": false, "cmd": "befilter filter/period", "description": "oszillation period / sec"},
+{"path": "filter/amplitude", "type": "float", "readonly": false, "cmd": "befilter filter/amplitude", "description": "oszillation amplitude / K (+/-)"},
+{"path": "filter/precision", "type": "float", "readonly": false, "cmd": "befilter filter/precision"},
+{"path": "filter/raw", "type": "float"},
+{"path": "filter/intdif", "type": "float"}]}}