diff --git a/inc/button_handler.hpp b/inc/button_handler.hpp
index 7340c2f..b3c65f5 100644
--- a/inc/button_handler.hpp
+++ b/inc/button_handler.hpp
@@ -7,7 +7,12 @@
 {
 namespace button
 {
-
+enum class PowerEvent
+{
+    powerPressed,
+    longPowerPressed,
+    resetPressed
+};
 /**
  * @class Handler
  *
@@ -80,14 +85,9 @@
      *
      * @return true if powered on, false else
      */
-    bool poweredOn() const;
+    bool poweredOn(size_t hostNumber) const;
 
-    /**
-     * @brief Returns the service name for an object
-     *
-     * @param[in] path - the object path
-     * @param[in] interface - the interface name
-     *
+    /*
      * @return std::string - the D-Bus service name if found, else
      *                       an empty string
      */
@@ -95,6 +95,32 @@
                            const std::string& interface) const;
 
     /**
+     * @brief gets the valid host selector value in multi host
+     * system
+     *
+     * @return size_t throws exception if host selector position is
+     * invalid or not available.
+     */
+
+    size_t getHostSelectorValue();
+
+    /**
+     * @brief checks if the system has multi host
+     * based on the host selector property availability
+     *
+     * @return bool returns true if multi host system
+     * else returns false.
+     */
+    bool isMultiHost();
+    /**
+     * @brief trigger the power ctrl event based on the
+     *  button press event type.
+     *
+     * @return void
+     */
+    void handlePowerEvent(PowerEvent powerEventType);
+
+    /**
      * @brief sdbusplus connection object
      */
     sdbusplus::bus::bus& bus;
diff --git a/inc/button_interface.hpp b/inc/button_interface.hpp
index 8648797..f37a29c 100644
--- a/inc/button_interface.hpp
+++ b/inc/button_interface.hpp
@@ -50,8 +50,9 @@
 
             ButtonIface* buttonIface = static_cast<ButtonIface*>(userdata);
             buttonIface->handleEvent(es, fd, revents);
-            return 0;
         }
+
+        return 0;
     }
 
     std::string getFormFactorType() const
diff --git a/inc/gpio.hpp b/inc/gpio.hpp
index ebaf3cf..a5b943a 100644
--- a/inc/gpio.hpp
+++ b/inc/gpio.hpp
@@ -15,6 +15,7 @@
 */
 #pragma once
 
+#include <nlohmann/json.hpp>
 #include <sdbusplus/bus.hpp>
 #include <string>
 #include <vector>
@@ -30,9 +31,9 @@
 // this struct represents button interface
 struct buttonConfig
 {
-    std::string formFactorName;  // name of the button interface
-    std::vector<gpioInfo> gpios; // holds single or group gpio config
-                                 // corresponding to button interface
+    std::string formFactorName;   // name of the button interface
+    std::vector<gpioInfo> gpios;  // holds single or group gpio config
+    nlohmann::json extraJsonInfo; // corresponding to button interface
 };
 
 /**
@@ -53,3 +54,5 @@
 
 uint32_t getGpioNum(const std::string& gpioPin);
 void closeGpio(int fd);
+// global json object which holds gpio_defs.json configs
+extern nlohmann::json gpioDefs;
diff --git a/inc/hostSelector_switch.hpp b/inc/hostSelector_switch.hpp
new file mode 100644
index 0000000..acdae19
--- /dev/null
+++ b/inc/hostSelector_switch.hpp
@@ -0,0 +1,76 @@
+#pragma once
+#include "button_factory.hpp"
+#include "button_interface.hpp"
+#include "common.hpp"
+#include "gpio.hpp"
+#include "xyz/openbmc_project/Chassis/Buttons/HostSelector/server.hpp"
+#include "xyz/openbmc_project/Chassis/Common/error.hpp"
+
+#include <unistd.h>
+
+#include <fstream>
+#include <iostream>
+#include <nlohmann/json.hpp>
+#include <phosphor-logging/elog-errors.hpp>
+
+static constexpr std::string_view HOST_SELECTOR = "HOST_SELECTOR";
+
+static constexpr auto INVALID_INDEX = std::numeric_limits<size_t>::max();
+
+enum class GpioState
+{
+    low,
+    high
+};
+
+class HostSelector final : public sdbusplus::server::object_t<
+                               sdbusplus::xyz::openbmc_project::Chassis::
+                                   Buttons::server::HostSelector>,
+                           public ButtonIface
+{
+  public:
+    HostSelector(sdbusplus::bus::bus& bus, const char* path, EventPtr& event,
+                 buttonConfig& buttonCfg) :
+        sdbusplus::server::object_t<sdbusplus::xyz::openbmc_project::Chassis::
+                                        Buttons::server::HostSelector>(
+            bus, path, action::defer_emit),
+        ButtonIface(bus, event, buttonCfg)
+    {
+        init();
+        // read and store the host selector position Map
+        hsPosMap = buttonCfg.extraJsonInfo.at("host_selector_map")
+                       .get<std::map<std::string, int>>();
+        maxPosition(buttonCfg.extraJsonInfo["max_position"], true);
+        gpioLineCount = buttonCfg.gpios.size();
+        setInitialHostSelectorValue();
+        emit_object_added();
+    }
+
+    ~HostSelector()
+    {
+        deInit();
+    }
+
+    static constexpr std::string_view getFormFactorName()
+    {
+        return HOST_SELECTOR;
+    }
+
+    static const char* getDbusObjectPath()
+    {
+        return HS_DBUS_OBJECT_NAME;
+    }
+    void handleEvent(sd_event_source* es, int fd, uint32_t revents) override;
+    size_t getMappedHSConfig(size_t hsPosition);
+    size_t getGpioIndex(int fd);
+    void setInitialHostSelectorValue(void);
+    void setHostSelectorValue(int fd, GpioState state);
+
+  protected:
+    size_t hostSelectorPosition = 0;
+    size_t gpioLineCount;
+
+    // map of read Host selector switch value and corresponding host number
+    // value.
+    std::map<std::string, int> hsPosMap;
+};