diff --git a/upk2esphome/parts/switch.py b/upk2esphome/parts/switch.py
index b2e0430..62ea1d2 100644
--- a/upk2esphome/parts/switch.py
+++ b/upk2esphome/parts/switch.py
@@ -31,23 +31,47 @@ def generate(yr: YamlResult, config: ConfigData, opts: Opts):
     for i in range(0, 10):
         rl_pin = config.get(f"rl{i}_pin", None)
         rl_inv = config.get(f"rl{i}_lv", None) == 0
+        rl_on_pin = config.get(f"rl_on{i}_pin", None)
+        rl_on_inv = config.get(f"rl_on{i}_lv", None) == 0
+        rl_off_pin = config.get(f"rl_off{i}_pin", None)
+        rl_off_inv = config.get(f"rl_off{i}_lv", None) == 0
         led_pin = config.get(f"led{i}_pin", None)
         led_inv = config.get(f"led{i}_lv", None) == 0
         bt_pin = config.get(f"bt{i}_pin", None)
         bt_inv = config.get(f"bt{i}_lv", None) == 0
         onoff_pin = config.get(f"onoff{i}", None)
-        if rl_pin is None:
-            continue
 
-        yr.log(f" - relay {i}: pin P{rl_pin}")
-        yr.found = True
-        switch = {
-            "platform": "gpio",
-            "id": f"switch_{i}",
-            "name": f"Relay {i}",
-            "pin": f"P{rl_pin}",
-        }
-        invert(switch, rl_inv)
+        if rl_pin is not None:
+            yr.log(f" - relay {i}: pin P{rl_pin}")
+            yr.found = True
+            switch = {
+                "platform": "gpio",
+                "id": f"switch_{i}",
+                "name": f"Relay {i}",
+                "pin": f"P{rl_pin}",
+            }
+            invert(switch, rl_inv)
+        elif rl_on_pin is not None and rl_off_pin is not None:
+            yr.log(
+                f" - relay {i} (bistable/H-Bridge): "
+                f"pin ON P{rl_on_pin}, "
+                f"pin OFF P{rl_off_pin}"
+            )
+            yr.found = True
+            pulse_length = config.get(f"rl{i}_drvtime", 100)
+            switch = {
+                "platform": "hbridge",
+                "id": f"switch_{i}",
+                "name": f"Relay {i}",
+                "on_pin": f"P{rl_on_pin}",
+                "off_pin": f"P{rl_off_pin}",
+                "pulse_length": f"{pulse_length}ms",
+                "wait_time": f"{pulse_length // 2}ms",
+            }
+            invert(switch, rl_on_inv, "on_pin")
+            invert(switch, rl_off_inv, "off_pin")
+        else:
+            continue
 
         if led_pin is not None and netled_reuse:
             yr.warn(
@@ -119,6 +143,9 @@ def generate(yr: YamlResult, config: ConfigData, opts: Opts):
         switches.append(switch["id"])
         yr.switch(switch)
 
+    if not switches:
+        yr.warn("The switch/plug type is unknown (no relay pin found)")
+
     bt_pin = config.get(f"total_bt_pin", None)
     bt_inv = config.get(f"total_bt_lv", None) == 0
     if bt_pin is not None:
diff --git a/upk2esphome/tests/breaker_hbridge.txt b/upk2esphome/tests/breaker_hbridge.txt
new file mode 100644
index 0000000..4fcd7be
--- /dev/null
+++ b/upk2esphome/tests/breaker_hbridge.txt
@@ -0,0 +1,36 @@
+{
+        "bt1_lv": 0,
+        "bt1_pin": 17,
+        "bt1_type": 0,
+        "ch1_stat": 2,
+        "ch_cddpid1": 9,
+        "ch_dpid1": 1,
+        "ch_num": 1,
+        "chip_type": 3,
+        "crc": 80,
+        "ele_fun_en": 1,
+        "jv": "1.0.1",
+        "led1_lv": 0,
+        "led1_pin": 9,
+        "lose_vol": 76,
+        "module": "CBU",
+        "net_trig": 2,
+        "netled1_lv": 0,
+        "netled1_pin": 15,
+        "netled_reuse": 0,
+        "netn_led": 0,
+        "nety_led": 1,
+        "online_time": 10,
+        "over_cur": 63000,
+        "over_vol": 265,
+        "reset_t": 5,
+        "rl1_drvtime": 60,
+        "rl1_type": 1,
+        "rl_off1_lv": 1,
+        "rl_off1_pin": 26,
+        "rl_on1_lv": 1,
+        "rl_on1_pin": 24,
+        "temp_fun_en": 0,
+        "vol_def": 0,
+        "wide_vol": 0
+}
diff --git a/upk2esphome/tests/expected_output/breaker_hbridge.yaml b/upk2esphome/tests/expected_output/breaker_hbridge.yaml
new file mode 100644
index 0000000..6472fa0
--- /dev/null
+++ b/upk2esphome/tests/expected_output/breaker_hbridge.yaml
@@ -0,0 +1,64 @@
+output:
+  - platform: libretiny_pwm
+    id: output_led_1
+    pin:
+      number: P9
+      inverted: true
+
+light:
+  - platform: monochromatic
+    id: light_switch_1
+    output: output_led_1
+
+binary_sensor:
+  - platform: gpio
+    id: binary_switch_1
+    pin:
+      number: P17
+      inverted: true
+      mode: INPUT_PULLUP
+    on_press:
+      then:
+        - switch.toggle: switch_1
+
+switch:
+  - platform: hbridge
+    id: switch_1
+    name: Relay 1
+    on_pin: P24
+    off_pin: P26
+    pulse_length: 60ms
+    wait_time: 30ms
+    on_turn_on:
+      - light.turn_on: light_switch_1
+    on_turn_off:
+      - light.turn_off: light_switch_1
+
+status_led:
+  pin:
+    number: P15
+    inverted: true
+
+uart:
+  id: uart_bus
+  tx_pin: TX1
+  rx_pin: RX1
+  baud_rate: 4800
+  stop_bits: 1
+
+sensor:
+  - platform: bl0942
+    uart_id: uart_bus
+    current:
+      name: BL0942 Current
+    voltage:
+      name: BL0942 Voltage
+    power:
+      name: BL0942 Power
+      filters:
+        multiply: -1
+    energy:
+      name: BL0942 Energy
+    frequency:
+      name: BL0942 Frequency
+      accuracy_decimals: 2