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OEM Products:
BLDC Driver (RDSO spec)
Hawkeye Mini
Energy Saving and Utility:
MS-501 Spl Edn (Miniature/Low cost)
MS-501 (Miniature/Low cost)
MS-201 (Concealed Fit)
MS-102 (Compact External Fit)
MS-101 (Rugged, Industrial)
MS-301 (Heavy Load for ACs)
MSBR501 (Powder coated Bracket)
MSBR501 (Mounting Bracket)
MSBR102 (Mounting Bracket)
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Our R&D Laboratory:

MS-301 Series: Heavy Load, External Fit Type - For Air Conditioners


MS-301 Movement Sensor Switch

For use in Industrial, Outdoor, Parking lot type applications. The device is compact and is designed to be installed to normal ceilings in already constructed buildings and can operate in a variety of places.

Typical use in basements, parking lots of offices, shopping malls and industries. The device can be installed to normal ceilings in already constructed buildings.

Limitations: Recommended use of this product is in office cabins, living areas and work places only. We do not recommend using this sensor in hotel rooms and bed rooms without a proper evaluation.

The sensor works based on Infra-red detected from living beings. In hotel rooms and bed rooms, blankets may prevent or attenuate the Infra-red signals and so may not work very reliably.

Product Specification

Parameter Value
Sensor Range: MS301-W15A: 20'X20' maximum
Operating Voltage 230V AC, 50Hz
Load Capacity: 2200 Watts Maximum
Unit Dimensions: 185 x 112 x 52 mm
Off Timer Options: 5 Minutes for areas with high activity
10 Minutes for areas with low activitiy
Power Consumption Standby mode: 50-100 milli-Watts
Active mode: 350-450 milli-Watts
Safety Features: 1) 10A Glass Fuse (user-replaceable) present to prevent short-circuit/overloading
2) Higher rating connectors and contacts for safety and reliability.
3) Safety rubber cap to cover connectors for both safety and aesthetics.
4) Shock proof (end user useable) connectors
5) Complete electrical isolation between Sensing and switching circuit

Models in MS301 Series

Model Sensor Load
MS301-W15A Wide (20'X20') 2200 Watts

PDF Manual MS-301 Series Installation Manual and User Guide
PDF Brochure Movement Sensor Switch Product Brochure (PDF)