# Kari Finn Float Switches UK

> Reliable devices for surface level monitoring and control


## Pages

- [Thank you for your message](https://karifloatswitches.co.uk/thank-you-for-your-message/): Thank you for message Someone from our team will be in contact very shortly if this message is sent out of office hours we will respond when the office re-opens. We aim to answer all messages in a few hours from receiving your request. Products Please click below to return to our products page. Click Here
- [About Us](https://karifloatswitches.co.uk/company/): Quality Monitoring Instruments Limited Quality Monitoring Instruments Ltd (QMI) have proudly been the UK distributor of Kari Finn products for more than 45 years. QMI began by manufacturing temperature probe systems (branded as Tempkey Oxygen Meters) and importing thermometers, chart recorders and Float Switches. As market conditions changed, the company moved away from the manufacturing of temperature equipment and became sales agents for some global products, such as the prestigious Kari Finn brand. QMI is a family run business that also manufacture Oil Mist Detection Systems and have been at the forefront of engine and machinery space fire protection for […]
- [News & Events](https://karifloatswitches.co.uk/news-events/): News & Events All the latest product information on new Kari products and any shows QMI will Be attending.
- [FireFly alarm unit](https://karifloatswitches.co.uk/products/firefly-alarm-unit/): FireFly alarm unit   FireFly is designed for use as a simple alarm unit and can replace the existing red alarm lamp: the pump and high-water alarms are sent directly to the SRO system via Sigfox. With the help of an external power coil, it can also detect the number of starts and operating time of the pump. The battery-powered alarm unit is delivered with 2 digital inputs and 1 analogue input (0 – 10 V DC). FireFly is suitable for use with the Kari float switch at certain applications. Contact us for further information! Contact Us Description Description FireFly […]
- [KARI PEL electrode sensor + KARI EL22](https://karifloatswitches.co.uk/products/kari-pel-electrode-sensor-kari-el22/): KARI PEL electrode sensor + KARI EL22   Versatile monitoring and control for drilled wells. A thin electrode hanging from a connector cable, the KARI PEL is the ideal choice for deep-well applications and other narrow spaces. It offers versatile liquid-level control options, including stop and start functions for a pump. The KARI PEL conveys information on liquid levels to the KARI EL22 switch, which then controls the pump’s functioning in an appropriate manner. Contact Us Description Description Versatile monitoring and control for drilled wells A thin electrode hanging from a connector cable, the KARI PEL is the ideal choice […]
- [KARI LA2 floor sensor + KARI EL22](https://karifloatswitches.co.uk/products/kari-la2-floor-sensor-kari-el22/): KARI LA2 floor sensor + KARI EL22   A reliable moisture and flooding detector for a property’s water distribution systems. Cost-efficient protection against water damage. The KARI LA2 floor sensor, combined with the EL22 electrode switch, provides a reliable means of protecting your property against disastrous and costly water damage. It offers an easy and cost-efficient solution for the detection of leaks, such as from a dishwasher’s pipe system. Contact Us Description Description A reliable moisture and flooding detector for a property’s water distribution systems Cost-efficient protection against water damage The KARI LA2 floor sensor, combined with the EL22 electrode […]
- [KARI HIR bar electrode + KARI EL22](https://karifloatswitches.co.uk/products/kari-hir-bar-electrode-kari-el22/): KARI HIR bar electrode + KARI EL22 Contact Us   A reliable switch for the control of running liquids. The KARI HIR bar electrode is an ideal choice for the control of flowing liquids. The electrode is installed with a fixed mounting, preventing any currents in the liquid from shifting it from its position. The KARI HIR is available with a KARI NS15 brass frame bushing, which enables adjustments to the electrode’s height, ensuring that its alarm and operation levels are determined with extreme precision. Contact Us Description Description A reliable switch for the control of running liquids The KARI […]
- [KARI LS90 thermal fuse](https://karifloatswitches.co.uk/products/kari-ls90-thermal-fuse/): KARI LS90 thermal fuse   A reliable safety device for rising temperatures. A safety solution designed to issue an alarm at 90 °C. The KARI LS90 thermal fuse is a reliable safety device for applications in which high temperatures may cause serious damage to the equipment or constitute a fire hazard. A typical application is a heating station using oil as its energy source, where the KARI LS90 is installed in the vicinity of the oil burner. Contact Us Description Description A reliable safety device for rising temperatures A safety solution designed to issue an alarm at 90 °C The […]
- [KARI PKL multi-pin connector](https://karifloatswitches.co.uk/products/kari-pkl-multi-pin-connector/): KARI PKL multi-pin connector   The KARI float switch is a control device for charging and discharging pumps and motor and magnetic valves. It is also an alarm device that alerts the user at specified surface levels. Thanks to its large float casing (Ø 170 mm), the KARI float switch has a buoyancy that guarantees smooth, trouble-free operation under all conditions. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI float switch for use in non-flammable liquids at 250 volts.    Contact Us Description Other Infomation Order […]
- [KARI Exi relay](https://karifloatswitches.co.uk/products/kari-exi-relay/): KARI Exi relay   Makes the float switch suitable for potentially explosive atmospheres (ATEX spaces). A safe relay for float switches used in potentially explosive atmospheres. The KARI Exi relay is designed to offer a safe control system solution for float switches used in potentially explosives atmospheres, including oil containers. Its safety properties are based on its inherently safe circuit, which is not capable of releasing enough electric power to ignite flammable material. Contact Us Description Description Makes the float switch suitable for potentially explosive atmospheres (ATEX spaces) A safe relay for float switches used in potentially explosive atmospheres The […]
- [KARI MS silo switch](https://karifloatswitches.co.uk/products/float-switches/kari-ms-silo-switch/): KARI MS silo switch   A surface-level detector for loose storage goods. Designed for the control of a variety of loose storage goods. The KARI MS is designed for the detection of the surface level in silos, in which loose storage goods, such as grains or gravel, are stored. Its functioning is based on the tilting of the float. When the surface of the loose storage goods in the silo reaches the level of the float, tilting it to an angle of 25°, a switch inside the float operates and causes a high-level alarm. The KARI MS can be used […]
- [KARI ELP electrode switch](https://karifloatswitches.co.uk/products/float-switches/kari-elp-electrode-switch/): KARI ELP electrode switch   A versatile control system for sewage. An extremely reliable solution for sewage with solids. The KARI ELP system is designed for the control of liquid levels in sewage pump plants. It is extremely reliable as any precipitates in the sewage are prevented from coming into contact with the electrode measuring the changes in the liquid level. Depending on the way it is connected and the number of electrodes used, the KARI ELP is suitable for a wide range of applications. Its operation levels are easy to set. Contact Us Description Description A versatile control system […]
- [KARI EL22 electrode switch](https://karifloatswitches.co.uk/products/float-switches/kari-el22-electrode-switch/): KARI EL22 electrode switch   A reliable switch for the control of conductive liquids. The extremely precise KARI sensors have a measurement accuracy of under one centimetre. Kari-Finn offers sensors of extremely high level of precision for the monitoring and control of conductive liquids. From our selection, you can find an ideal solution for a wide range of applications, from indoor premises to wells and containers. Their central unit, the KARI EL22 electrode switch, renders our sensors suitable for a variety of uses. In addition to serving as a high- and low-level alarm system, they can be used to determine […]
- [KARI float switch M2H | M2L](https://karifloatswitches.co.uk/products/float-switches/kari-float-switch-m2h-m2l/): KARI float switch M2H | M2L   The KARI float switch is a control device for magnetic valves. It is also an alarm device that alerts the user at specified surface levels. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI float switch for use in non-flammable liquids at 250 volts. Contact Us Description Other Infomation Order code Description An example of operation of the model m2h StartLarge amount of liquid. Discharging pump starts.StopLower limit for discharging. Discharging pump stops. Functions M2H Discharging-pump control M2L Charging-pump control […]
- [KARI float switch M1C | M1H | M1L](https://karifloatswitches.co.uk/products/float-switches/kari-float-switch-m1c-m1h-m1l/): KARI float switch M1C | M1H | M1L   The KARI float switch is a control device for magnetic valves. It is also an alarm device that alerts the user at specified surface levels. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI float switch for use in non-flammable liquids at 250 volts. Contact Us Description Other Infomation Order code Description An example of operation of the model M1h AlarmLiquid rises to a level for monitoring. Functions M1C Change-over switch M1H High level alarm M1L Low level […]
- [KARI float switch C3H | C3L | C3HE | C3LE](https://karifloatswitches.co.uk/products/float-switches/kari-float-switch-c3h-c3l-c3he-c3le/): KARI float switch C3H | C3L | C3HE | C3LE   The KARI float switch is a control device for charging and discharging pumps and motor and magnetic valves. It is also an alarm device that alerts the user at specified surface levels. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI float switch for use in non-flammable liquids at 250 volts. Contact Us Description Other Infomation Order code Description An example of operation of the model C3h High level alarmIssued when the level of liquid gets […]
- [KARI float switch C2H | C2Y | C2L | C2A | C2HL](https://karifloatswitches.co.uk/products/float-switches/kari-float-switch-c2h-c2y-c2l-c2a-c2hl/): KARI float switch C2H | C2Y | C2L | C2A | C2HL   The KARI float switch is a control device for charging and discharging pumps and motor and magnetic valves. It is also an alarm device that alerts the user at specified surface levels. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI float switch for use in non-flammable liquids at 250 volts. Contact Us Description Other Infomation Order code Description An example of operation of the model C2h StartLarge amount of liquid. Discharging pump starts.StopLower […]
- [KARI float switch C1C | C1H | C1L](https://karifloatswitches.co.uk/products/float-switches/kari-float-switch-c1c-c1h-c1l/): KARI float switch C1C | C1H | C1L   The KARI float switch is a control device for magnetic valves or an alarm device that alerts the user at specified surface levels. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI float switch for use in non-flammable liquids at 250 volts. Contact Us Description Other Infomation Order code Description An example of operation of the model c1h AlarmLiquid rises to a level for monitoring. Functions C1C Change-over switch C1H High level alarm C1L Low level alarm Other […]
- [KARI float switch 4H | 4L | 4Y | 4A](https://karifloatswitches.co.uk/products/float-switches/kari-float-switch-4h-4l-4y-4a/): KARI float switch 4H | 4L | 4Y | 4A   The KARI Float Switch is a control device for charging and discharging pumps and motor and magnetic valves. It is also an alarm device that alerts the user at specified surface levels. Thanks to its large float casing (Ø 170 mm), the KARI Float Switch has a buoyancy that guarantees smooth, troublefree operation under all conditions. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI Float Switch for use in non-flammable liquids at 250 volts. Contact […]
- [KARI float switch 3H | 3L | 3Y | 3A | 3HE | 3LE | 3YE | 3AE](https://karifloatswitches.co.uk/products/float-switches/kari-float-switch-3h-3l-3y-3a-3he-3le-3ye-3ae/): KARI float switch 3H | 3L | 3Y | 3A | 3HE | 3LE | 3YE | 3AE   The KARI Float Switch is a control device for charging and discharging pumps and motor and magnetic valves. It is also an alarm device that alerts the user at specified surface levels. Thanks to its large float casing (Ø 170 mm), the KARI Float Switch has a buoyancy that guarantees smooth, troublefree operation under all conditions. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI Float Switch for […]
- [KARI float switch 2H | 2L | 2Y | 2A | 2HL](https://karifloatswitches.co.uk/products/float-switches/kari-float-switch-2h-2l-2y-2a-2hl/): KARI float switch 2H | 2L | 2Y | 2A | 2HL   The KARI float switch is a control device for charging and discharging pumps and motor and magnetic valves. It is also an alarm device that alerts the user at specified surface levels. Thanks to its large float casing (Ø 170 mm), the KARI float switch has a buoyancy that guarantees smooth, trouble-free operation under all conditions. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI float switch for use in non-flammable liquids at 250 […]
- [Why choose the KARI float switch?](https://karifloatswitches.co.uk/products/float-switches/why-choose-the-kari-float-switch/): Why choose the KARI float switch? The world’s most versatile float switch The KARI float switch is the world’s most versatile float switch. Unlike the other products on the market, the KARI float switch comes with a four-point level switch. The KARI float switch not only serves as an alarm system for a pre-determined liquid level but can also be used to control the filling and emptying of a tank. You can set the threshold values yourself easily, with no need for any additional devices. The KARI switch is available in several models, covering a wide variety of purposes and […]
- [Choosing the right Kari Float switch](https://karifloatswitches.co.uk/products/float-switches/choosing-the-right-kari-float-switch/): An example of operation of the KARI float switch 3H KARI float switch 1H KARI float switch 1L KARI float switch 1C KARI float switch 2H KARI float switch 2L KARI float switch 2Y KARI float switch 2A KARI float switch 2HL KARI float switch 3H KARI float switch 3L KARI float switch 3Y KARI float switch 3A KARI float switch 3HE KARI float switch 3LE KARI float switch 3YE KARI float switch 3AE KARI float switch 4H KARI float switch 4L KARI float switch 4Y KARI float switch 4A
- [Home](https://karifloatswitches.co.uk/): QMI have been the UK distributor of Kari Finn float switches for more than 45 years. Many of the popular float switches are stocked in our London-based office and can be dispatched for next day delivery. Non-stock items will have a slightly longer lead-time and will be sent directly from the manufacturer.  High Quality and Reliable Float Switches Kari Finn are a well established manufacturer of high-quality surface switches, multi-pole connectors and pump starters. Kari float switches are cable-suspended free floating control devices. They are used to detect and control wastewater levels, liquids generated by industry, liquids with varying degree […]
- [Kari Float switch 1C 1H 1L](https://karifloatswitches.co.uk/products/float-switches/kari-float-switch-1c-1h-1l/): KARI float switch 1C | 1H | 1L   The KARI float switch is a control device for magnetic valves or an alarm device that alerts the user at specified surface levels. Thanks to its large float casing (Ø 170 mm), the KARI float switch has a buoyancy that guarantees smooth, trouble-free operation under all conditions. SGS FIMKO Oy (the Finnish Electrical Inspectorate) has performed testing in accordance with the Low Voltage Directive (LVD) and approved the KARI float switch for use in non-flammable liquids at 250 volts. Contact Us Description Other Infomation Order code Description Description: An example of […]
- [Float Switches](https://karifloatswitches.co.uk/products/float-switches/): KARI float switch 1C | 1H | 1L KARI float switch 2H | 2L | 2Y | 2A | 2HL KARI float switch 3H | 3L | 3Y | 3A | 3HE | 3LE | 3YE | 3AE KARI float switch 4H | 4L | 4Y | 4A KARI float switch C1C | C1H | C1L KARI float switch C2H | C2Y | C2L | C2A | C2HL KARI float switch C3H | C3L | C3HE | C3LE KARI float switch M1C | M1H | M1L KARI float switch M2H | M2L KARI EL22 electrode switch KARI ELP electrode switch […]
- [Contact Us](https://karifloatswitches.co.uk/contact-us/): Contact us Office opening times: Monday 9am – 5pm Tuesday 9am – 5pm Wednesday 9am – 5pm Thursday 9am – 5pm Friday 9am – 4:30pm Saturday Closed Sunday Closed Visiting the office is by appointment only. 
- [Products](https://karifloatswitches.co.uk/products/): Reliable devices for surface level monitoring and control with over 50 years of experience The Kari-Finn float switch serves as an alarm system for a pre-determined liquid level and can also be used to control the filling and emptying of a tank. Threshold values can be easily set, without the need for any additional devices. The Kari float switches are available in a wide range of options, covering a wide variety of purposes and applications. They  are available in one to four switch functions. These include low and high level alarms and control functions for stopping and starting. The Series […]
- [Reliable devices for surface level monitoring and control](https://karifloatswitches.co.uk/home/): Reliable devices for surface level monitoring and control Kari-Finn manufactures high-quality surface switches, multi-pole connectors and pump starters with more than 50 years of experience. Domestic KARI products are of uniform quality and are suitable for use in various industries, municipal technology, HVAC wholesalers and households. The KARI EL22 electrode switch is designed for the control of conductive liquids. The renowned KARI float switch is a control device for magnetic valves. It is also an alarm device that alerts the user at specified surface levels. KARI Exi relay makes the float switch suitable for potentially explosive atmospheres (ATEX). Featured products […]
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