spst no relay MPQ1-148D-A is a 30A 48vdc one normally open 4pin PCB power relay , suitable for water heaters, electric cooker, air conditioners, washing machine.


Contact Arrangement:1A,Change-over type

Contact material:AgNi, AgSnO2

Contact rating:30A

Coil voltage:48VDC

Electrical lift:100,000 cycles

Mechanical Life:1,000,000 cycles

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Operate Voltage 


Release Voltage 


Max Allowable
coil voltage

Coil Resistance


Coil Power


48364.862.42560Approx. 0.9

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It is applied in air conditioners, electric cooker, water heaters, UPS, microwave oven, washing machine, etc.


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Carton size: 41.5X29.5X32cm

-50pcs/plastic box

-500pcs/master box

The inside of the carton is protected by pearl cotton, high quality cartons, no any problem for long-distance export transport.


1-Meishuo is a manufacturer in Wenzhou,  built in 2007 and have own building.


2-Meishuo have a great cooperate with  many customers, some are very famous , such as: Hella, Steel Mate, Midea ,  Whirool….


3-Meishuo pay a lot attention to the  clearness of workshops, Our workshops are dust-free and constant temperature  & humidity workshops. Every person entering the workshop should wear  anti-static clothing


4-Meishuo have professional R&D team,  have standard development process with excellent customized service.


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