diff --git a/bundles/org.openhab.binding.sensibo/README.md b/bundles/org.openhab.binding.sensibo/README.md
index 606996007ea78..d15e82d7efb75 100644
--- a/bundles/org.openhab.binding.sensibo/README.md
+++ b/bundles/org.openhab.binding.sensibo/README.md
@@ -43,7 +43,7 @@ Or you can find it during discovery.
 | mode                | R/W           | String                | Current mode (cool, heat, etc, actual modes provided provided by the API) being active |
 | fanLevel            | R/W           | String                | Current fan level (low, auto etc, actual levels provided provided by the API |
 | swingMode           | R/W           | String                | Current swing mode (actual modes provided provided by the API |
-| timer               | R/W           | Number                | Number of seconds until AC is switched off automatically |
+| timer               | R/W           | Number                | Number of seconds until AC is switched off automatically. Setting to a value less than 60 seconds will cancel timer |
 
 ## Full Example
 
diff --git a/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/dto/deletetimer/DeleteTimerReponse.java b/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/dto/deletetimer/DeleteTimerReponse.java
new file mode 100644
index 0000000000000..eff4e52b47fdb
--- /dev/null
+++ b/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/dto/deletetimer/DeleteTimerReponse.java
@@ -0,0 +1,20 @@
+/**
+ * Copyright (c) 2010-2019 Contributors to the openHAB project
+ *
+ * See the NOTICE file(s) distributed with this work for additional
+ * information.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package org.openhab.binding.sensibo.internal.dto.deletetimer;
+
+/**
+ * @author Arne Seime - Initial contribution
+ */
+public class DeleteTimerReponse {
+
+}
diff --git a/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/dto/deletetimer/DeleteTimerRequest.java b/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/dto/deletetimer/DeleteTimerRequest.java
new file mode 100644
index 0000000000000..b8490108769f8
--- /dev/null
+++ b/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/dto/deletetimer/DeleteTimerRequest.java
@@ -0,0 +1,37 @@
+/**
+ * Copyright (c) 2010-2019 Contributors to the openHAB project
+ *
+ * See the NOTICE file(s) distributed with this work for additional
+ * information.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package org.openhab.binding.sensibo.internal.dto.deletetimer;
+
+import org.eclipse.jetty.http.HttpMethod;
+import org.openhab.binding.sensibo.internal.dto.AbstractRequest;
+
+/**
+ * @author Arne Seime - Initial contribution
+ */
+public class DeleteTimerRequest extends AbstractRequest {
+    public DeleteTimerRequest(String podId) {
+        this.podId = podId;
+    }
+
+    public transient String podId; // Transient fields are ignored by gson
+
+    @Override
+    public String getRequestUrl() {
+        return String.format("/v1/pods/%s/timer/", podId);
+    }
+
+    @Override
+    public String getMethod() {
+        return HttpMethod.DELETE.asString();
+    }
+}
diff --git a/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/handler/SensiboAccountHandler.java b/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/handler/SensiboAccountHandler.java
index 4f58b81324d7f..dd2a2397d8542 100644
--- a/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/handler/SensiboAccountHandler.java
+++ b/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/handler/SensiboAccountHandler.java
@@ -44,6 +44,7 @@
 import org.openhab.binding.sensibo.internal.client.RequestLogger;
 import org.openhab.binding.sensibo.internal.config.SensiboAccountConfiguration;
 import org.openhab.binding.sensibo.internal.dto.AbstractRequest;
+import org.openhab.binding.sensibo.internal.dto.deletetimer.DeleteTimerRequest;
 import org.openhab.binding.sensibo.internal.dto.poddetails.GetPodsDetailsRequest;
 import org.openhab.binding.sensibo.internal.dto.poddetails.PodDetails;
 import org.openhab.binding.sensibo.internal.dto.pods.GetPodsRequest;
@@ -278,6 +279,11 @@ private Request buildSetTimerRequest(SetTimerRequest setTimerRequest) {
         return req;
     }
 
+    private Request buildDeleteTimerRequest(DeleteTimerRequest deleteTimerRequest) {
+        final Request req = buildRequest(deleteTimerRequest);
+        return req;
+    }
+
     private Request buildRequest(final AbstractRequest req) {
         Request request = httpClient.newRequest(API_ENDPOINT + req.getRequestUrl()).param("apiKey", config.apiKey)
                 .method(req.getMethod());
@@ -314,22 +320,32 @@ public void updateSensiboSkyAcState(@Nullable final String macAddress, String pr
         }
     }
 
-    public void updateSensiboSkyTimer(@Nullable final String macAddress, int secondsFromNow) {
+    public void updateSensiboSkyTimer(@Nullable final String macAddress, @Nullable Integer secondsFromNow) {
         Optional<SensiboSky> optionalHeater = model.findSensiboSkyByMacAddress(macAddress);
         if (optionalHeater.isPresent()) {
             SensiboSky sensiboSky = optionalHeater.get();
             try {
+                if (secondsFromNow != null && secondsFromNow >= 60) {
+                    org.openhab.binding.sensibo.internal.dto.poddetails.AcState offState = new org.openhab.binding.sensibo.internal.dto.poddetails.AcState(
+                            sensiboSky.getAcState());
+                    offState.on = false;
+
+                    SetTimerRequest setTimerRequest = new SetTimerRequest(sensiboSky.getId(), secondsFromNow / 60,
+                            offState);
+                    Request request = buildSetTimerRequest(setTimerRequest);
+                    // No data in response
+                    sendRequest(request, setTimerRequest, new TypeToken<SetTimerReponse>() {
+                    }.getType());
 
-                org.openhab.binding.sensibo.internal.dto.poddetails.AcState offState = new org.openhab.binding.sensibo.internal.dto.poddetails.AcState(
-                        sensiboSky.getAcState());
-                offState.on = false;
+                } else {
+                    DeleteTimerRequest setTimerRequest = new DeleteTimerRequest(sensiboSky.getId());
+                    Request request = buildDeleteTimerRequest(setTimerRequest);
+                    // No data in response
+                    sendRequest(request, setTimerRequest, new TypeToken<SetTimerReponse>() {
+                    }.getType());
+
+                }
 
-                SetTimerRequest setAcStatePropertyRequest = new SetTimerRequest(sensiboSky.getId(), secondsFromNow / 60,
-                        offState);
-                Request request = buildSetTimerRequest(setAcStatePropertyRequest);
-                // No data in response
-                sendRequest(request, setAcStatePropertyRequest, new TypeToken<SetTimerReponse>() {
-                }.getType());
             } catch (SensiboCommunicationException e) {
                 logger.debug("Error setting timer for {}", macAddress, e);
             }
diff --git a/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/handler/SensiboSkyHandler.java b/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/handler/SensiboSkyHandler.java
index a286ee0489432..d04c128026349 100644
--- a/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/handler/SensiboSkyHandler.java
+++ b/bundles/org.openhab.binding.sensibo/src/main/java/org/openhab/binding/sensibo/internal/handler/SensiboSkyHandler.java
@@ -102,7 +102,7 @@ private void updateAcState(SensiboSky sensiboSky, String property, Object value)
         }
     }
 
-    private void updateTimer(SensiboSky sensiboSky, int secondsFromNowUntilSwitchOff) {
+    private void updateTimer(SensiboSky sensiboSky, @Nullable Integer secondsFromNowUntilSwitchOff) {
         final SensiboAccountHandler accountHandler = getAccountHandler();
         if (accountHandler != null) {
             accountHandler.updateSensiboSkyTimer(config.macAddress, secondsFromNowUntilSwitchOff);
@@ -169,7 +169,7 @@ protected void handleCommand(@NonNull final ChannelUID channelUID, @NonNull fina
                     }
                 } else if (CHANNEL_TIMER.equals(channelUID.getId())) {
                     if (command instanceof RefreshType) {
-                        if (unit.getTimer() != null && unit.getTimer().secondsRemaining >= 60) {
+                        if (unit.getTimer() != null && unit.getTimer().secondsRemaining > 0) {
                             updateState(channelUID, new DecimalType(unit.getTimer().secondsRemaining));
                         } else {
                             updateState(channelUID, UnDefType.UNDEF);
@@ -177,6 +177,8 @@ protected void handleCommand(@NonNull final ChannelUID channelUID, @NonNull fina
                     } else if (command instanceof DecimalType) {
                         final DecimalType newValue = (DecimalType) command;
                         updateTimer(unit, newValue.intValue());
+                    } else {
+                        updateTimer(unit, null);
                     }
                 }
             } else {