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Application Notes

Heater

Heater Limit Switch

A heater limit switch is used to prevent a heater from reaching dangerous temperatures. While the purpose of a heater is to warm up an area, it is possible for a heater to get too hot. When this happens, this can cause a fire hazard. Luckily, that’s what a heater […]

Sauna

Sauna Limit Switch

A Senasys manual reset switch works great as a sauna limit switch. Saunas use a heater, but it is possible for a heater to get too hot. When this happens, internal components can get damaged, which can result in expensive repairs. Luckily, there’s a way to have the heater shut […]

Snap Disc Thermostat Controls Generator

Snap Disc Thermostats Control Generator

Bi-Metal snap disc thermostats are a simple temperature control solution for many appliances, such as portable generators. Senasys thermostats are a single function control, which can operate as a fan or limit up to 350°F. Generators may require two snap disc thermostats for both fan and limit control. When the […]

Manual Reset Thermostat Switches Limits Hot Beverage Dispenser

Manual Reset Thermostat Switch Limits Food Equipment

Senasys designs and manufactures a variety of manual reset thermostat switches to function as a limit (contacts open on temperature rise) to shut down a piece of equipment. These thermostats are commonly found in food and beverage equipment, such as hot beverage dispensers. Each piece of equipment has a control, […]

Fan and Limit Electronic Temperature Controller

Fan and Limit Electronic Temperature Controller

Electronic Temperature Controller – Fan and Limit Senasys often receives temperature sensing requests for close on temperature rise (fan) and open on temperature rise (limit) applications. In the past we recommend using two snap disc thermostat switches – one to close on temperature rise and the other to open. As […]

Duct Limit Controls

Firestat Duct Limit Control Installed in HVAC Duct

Building Codes for Smoke or Fire in HVAC Ducting “A building code, or building control, is a set of rules that specify the minimum standards for constructed objects such as buildings and non-building structures. The main purpose of building codes are to protect public health, safety and general welfare as they relate to the construction […]

2511 Automatic Reset Thermostat Switch

Thermal Switch Retrofitted for Ovens

2511 Series Automatic Reset Thermal Switch February turned out to be the ‘alter your oven’ month. A customer from FL called in after many attempts to find a replacement thermal switch for his oven.  The old switch was 1/2” but he had such trouble locating them that he wasn’t dissuaded by […]

430 Large Surface Mount Thermostat Switch

Kitchen Aid oven modification

Thermal Switch Prevents Overheating 2511 Series Automatic Reset Thermal Switch 2511F003-201 (Close 120°F min, Open 105°F max) The 27″ Kitchen Aid double ovens (models: KEBS277DBL4, KEBS277DWH4, KEBS277DAL4) have great features and are wonderful, except the electronics area overheats during it’s cleaning cycle causing the thermal fuse to blow, creating a […]

Epoxy Sealed Snap Disc Thermostat Switches

Cooling Fans for TV Cabinet in RV

Thermal Switch Controls Auxiliary Cooling Fans Thermal Switch (thermostat) specs:  2570F108-665 (Close 105°F, Open 95°F) Thermal switches used in conjunction with cooling fans are useful in protecting electronics.  R.B. from Baton Rouge, LA  used on of our sealed temperature switches to protect the TV in his motorhome.  He drives a […]

2511 Automatic Reset Thermostat Switch

Solar Radiant Heating System

Snap Disc Thermostat in Solar Radiant Heating System In solar radiant heating systems, thermal energy is usually stored in a large well insulated hot water storage tank. Depending on the system requirements these tanks can be as large as 800 gallons. Some tanks that are used for domestic hot water […]