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Products/Festo/8140399
Festo 8140399 Limit switch box SRBI-C2-N-1-P-M12
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Festo

8140399

Limit switch box SRBI-C2-N-1-P-M12

The Festo part number 8140399 is a square inductive industrial component based on EN 60947-5-2 and VDI/VDE 3845 norms, featuring a PNP switching output with a N.O. contact function. It operates within a 10 V to 30 V DC voltage range, delivering a max switching frequency of 1000 Hz and a max DC output current of 200 mA across an ambient temperature range of -25 °C to 70 °C. The unit includes pulsed short-circuit protection, reverse polarity protection for all electrical connections, and holds c UL us recognized, RCM, KC-EMV, and RoHS compliant certifications. Submit the exact part number, quantity, and application requirements for a formal quote.

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Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.

Manufacturer
Festo
Part number
8140399
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 8140399.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Design
Square
Based on norm
EN 60947-5-2 | VDI/VDE 3845
Certication
RCM compliance mark | c UL us - recognized (OL)
CE marking (see declaration of conformity)
As per EU EMC directive | As per EU RoHS directive
UKCA marking (see declaration of conformity)
To UK instructions for EMC | To UK RoHS instructions
KC characters
KC-EMV
Certicate issuing authority
UL E232949
Note on materials
RoHS compliant
Measuring principle
Inductive
Ambient temperature
-25 °C...70 °C
Switching output
PNP
Switching element function
N.O. contact
Max. switching frequency
1000 Hz
Max. output current DC
200 mA
Voltage drop
2.5 V
Residual current
0 mA...0.5 mA
Short-circuit protection
Pulsed
DC operating voltage range
10 V...30 V
Idle current
22.5 mA
Reverse polarity protection
for all electrical connections
Electrical connection, input
Plug | M12x1 | 4-pin
Mounting position
Any
Product weight
48 g
Housing material
PBT
Material of screws
high-alloy stainless steel
Ready status indication
Green LED
Switching status indication
Yellow LED

Engineering context

Identification and RFQ Guidance

Confirm the exact configuration

Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

What to include in your RFQ

Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.

Technical verification

Our sourcing response is prepared against Festo 8140399. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.