• SmartControl
    When you open
    the refrigerator door...
    SmartControl eliminates all issues
    that would otherwise cause Chillul Shabbos
    learn more
  • SmartControl
    When you open
    the refrigerator door...
    SmartControl eliminates all issues
    that would otherwise cause Chillul Shabbos
    learn more
  • SmartControl
    When you open
    the refrigerator door...
    SmartControl eliminates all issues
    that would otherwise cause Chillul Shabbos
    learn more
halachic problems with the refridgerators
defrost
defrost heating cils
thermostat
digital thermostats
vent
damper air vent
fan
fan
compressor
compressor
guage
digital LCD temperature guage
light bulb
light bulb
alarm
door alarm
door sensors
electromagnetic door sensors
ice maker
ice maker
Refrigerator Halachic Issues Interactive Guide
Learn More About How Your Refrigerator Works!
Click on an item to read more about the Halachic issues this refrigerator part causes
how the zman product corrects the issue
The Smart Control ensures complete Shemiras Shabbos by cutting the power to the refrigerator at intervals throughout Shabbos.
When there is no power the user will not affect any changes to these systems.
product features
  • Automatically activates before every Shabbos and Yom Tov
  • Adjustable cycles designed to keep the food cold
  • Red/ Green lights indicate when the door can be opened on Shabbos and Yom Tov
  • Power failure memory
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rabbinical endorsements
belsky
rav yisroel belsky
Affiliation
Automatic defrost cycles pose a serious problem, as do dampers, fans and sometimes digital sensors.
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elyashiv
rav elyashiv
Affiliation
Appliances with electronics that when using them, affect the electrical current or digital writing are 'assur' to use on Shabbos.
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most popular faqs
What is a ZMAN Refrigerator Smart Control?
The ZMAN Refrigerator Smart Control Device is an advanced automated timer for use in refrigerators on Shabbos. With times for Shabbos and Yom Tov already built in, your refrigerator will work normally during the week and automatically activate Shabbos Operation only for the duration of Shabbos. After Shabbos your refrigerator will automatically revert back to normal operation.
Why do I need a ZMAN Refrigerator Smart Control for Shabbos?
In today's refrigerators there is more than a high probability that built in electronic systems will activate each time the refrigerator door is opened on Shabbos. The ZMAN Fridge Smart Control ensures that there is no Chillul Shabbos when using your refrigerator.
Why do I need a ZMAN Refrigerator Smart Control for Shabbos?
In today's refrigerators there is more than a high probability that built in electronic systems will activate each time the refrigerator door is opened on Shabbos. The ZMAN Fridge Smart Control ensures that there is no Chillul Shabbos when using your refrigerator.
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resource links
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Instruction Manual
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Technical Guide (English)
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Technical Guide (Yiddish)
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Halacha Brochure
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