The Stanley FATMAX 3 Inch Stud Sensor/Finder S300 FMHT0-77407 is a professional electronic wall scanner designed to accurately detect wood studs, metal studs, ferrous and non-ferrous metals, and live AC electrical wires hidden behind walls. Engineered with One-Pass Centre-Find Technology, this stud finder quickly identifies the center of wall studs, allowing users to drill, mount, and install fixtures with confidence while avoiding hidden electrical hazards.

Featuring a clear LCD display, audible and LED alerts, and an integrated marking channel, the S300 provides fast, accurate, and user-friendly operation. The ergonomic soft-grip housing ensures comfortable handling during prolonged use, while the automatic calibration system improves measurement accuracy across different wall materials. It is capable of detecting wood and metal studs up to 38 mm (1-1/2 inch) deep and live AC wires up to 51 mm beneath the wall surface.

Ideal for electricians, carpenters, contractors, interior designers, plumbers, maintenance technicians, and DIY users, the Stanley FATMAX S300 helps prevent accidental drilling into hidden studs, pipes, and electrical cables. Whether installing cabinets, televisions, shelves, mirrors, curtain rods, or electrical fixtures, this stud sensor delivers safe, precise, and dependable wall scanning performance.

Product Features

One-Pass Centre-Find Technology accurately locates the center of wall studs.
Detects wood and metal studs up to 38 mm (1-1/2 inch) deep.
Detects live AC electrical wires up to 51 mm deep.
Detects ferrous and non-ferrous metals during scan mode.
LCD display provides clear detection information.
LED and audible alerts indicate stud centers and live electrical wires.
Integrated marking channel enables accurate wall marking.
Automatic calibration ensures reliable scanning performance.
Soft-grip ergonomic design offers comfortable handling.
Compact and lightweight for easy portability.
Ideal for drywall installation, interior renovation, furniture mounting, electrical work, carpentry, and construction projects.

Specifications

Brand: Stanley
Model: FMHT0-77407
Series: FATMAX S300
Product Type: Electronic Stud Sensor / Stud Finder
Detection Materials: Wood Studs, Metal Studs, Ferrous Metals, Non-Ferrous Metals & Live AC Wires
Maximum Stud Detection Depth: 38 mm (1-1/2 Inch)
Maximum AC Wire Detection Depth: 51 mm
Display Type: LCD
Alerts: Audible & LED Indicators
Centre-Find Function: Yes
Automatic Calibration: Yes
Marking Channel: Yes
Power Source: 9V Battery (Not Included)
Housing Material: Durable Plastic
Grip Type: Soft Grip
Applications: Construction, Electrical Installation, Carpentry, Interior Decoration, Renovation & Maintenance
Warranty: 1 Year Manufacturer Warranty

Stanley 3Inch Fatmax Stud Sensor/Finder S300 FMHT0-77407 | Wall Scanning, Construction, Electrical, Carpentry & Interior Installation Applications

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