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KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel

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As a Procurement Manager, I am highly sensitive to price. Your products offer exceptional quality at a remarkably competitive price, giving us a significant advantage in the market. I must especially thank your service team for their outstanding professionalism and patience in handling our complex logistics requirements, ensuring the goods arrived

—— Mr. Ari Wibowo-Procurement Man

The stability and durability of your ​product quality​ are our top priorities, and your products have greatly exceeded our expectations. They perform excellently even in Lahore's hot climate. While the initial attraction was the price, what secured our long-term partnership is your impeccable after-sales ​service. Any technical issues are resolved

—— Mr. Ahmed Raza-Operations Dire

The professional ​service​ level your company demonstrated, from our initial communication to the final delivery, was truly impressive. They had a deep understanding of our project's urgency in Riyadh. Naturally, top-tier ​service​ must be supported by a top-tier ​product, and your product quality meets and exceeds our high standards. Considering t

—— Mr. Khalid-Project Director

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KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel

KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel
KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel

Large Image :  KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel

Product Details:
Place of Origin: Germany
Brand Name: PF
Certification: ATEX
Model Number: KFD2-STC5-Ex1
Payment & Shipping Terms:
Minimum Order Quantity: 1
Price: Negotiate
Packaging Details: carton
Delivery Time: stock
Payment Terms: T/T, Alipay, Paypal
Supply Ability: 100pcs per month
Detailed Product Description
Model: KFD2-STC5-Ex1 Connection: Terminals 1+, 2-, 3
Rated Voltage: 18 ... 30 V DC Input Signal: 4 ... 20 MA
Output Signa: 4 ... 20 MA (overload > 25 MA) Ambient Temperature: -20 ... 70 °C (-4 ... 158 °F)
Mass: Approx. 150 G
Highlight:

KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier

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PEPPERL FUCHS Isolated Barrier KFD2-STC5-Ex1

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pepperl fuchs kfd2 stc5 ex1

Product Details:
Manufacturer :
Product No. : KFD2-STC5-Ex1
Product Type : SMART Transmitter Power Supply
 
Features:

  • 1-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input 2-wire and 3-wire SMART transmitters and 2-wire SMART current sources
  • Output 4 mA ... 20 mA current sink/current source
  • Terminals with test points
  • Up to SIL 2 acc. to IEC/EN 61508

Technical data

1. General specifications
    Signal type: Analog input
2. Functional safety related parameters
    Safety Integrity Level (SIL): SIL 2
3. Supply
    Connection: Power Rail or terminals 14+, 15-
    Rated voltage: 18 ... 30 V DC
    Ripple: within the supply tolerance
    Power dissipation: ≤ 1 W at maximum load
    Power consumption: ≤ 1.6 W at maximum load
4. Input
    Connection side: field side
    Connection: terminals 1+, 2-, 3
    Input signal: 4 ... 20 mA
    Open circuit voltage/short-circuit current: terminals 1+, 3: 23 V / 25 mA
    Input resistance: max. 265 Ω terminals 2-, 3 , max. 330 Ω terminals 1+, 3
    Available voltage: ≥ 16 V at 20 mA ; ≥ 20 V at 4 mA , terminals 1+, 3
5. Output
    Connection side: control side
    Connection: terminals 7+, 8-, 9- (sink)
                           terminals 7-, 8+, 9+ (source)
                           see additional information
    Load: 0 ... 800 Ω
    Output signal: 4 ... 20 mA (overload > 25 mA)
    Ripple: max. 50 µA rms
    External supply (loop): 2 ... 30 V DC
                                           If the external voltage is > 19 V, a load ≥ ((V - 19) / 0.02) Ω is required. V represents the value of the external voltage.
                                           The internal 250 Ω resistor at terminal 9 can be used as a load.
6. Transfer characteristics
    Deviation: at 20 °C (68 °F), 4 ... 20 mA
                        ≤ 10 µA incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage
    Influence of ambient temperature: ≤ 0.25 µA/K
    Frequency range: field side into the control side: bandwidth with 0.5 Vpp signal 0 ... 7.5 kHz (-3 dB)
                                    control side into the field side: bandwidth with 0.5 Vpp signal 0.3 ... 7.5 kHz (-3 dB)
    Settling time: 200 µs
    Rise time/fall time: 100 µs
7. Galvanic isolation
    Output/power supply: functional insulation, rated insulation voltage 50 V AC
8. Indicators/settings
    Display elements: LED
    Labeling: space for labeling at the front
9. Conformity
    Electromagnetic compatibility: NE 21:2012
                                                       EN 61326-3-2:2008
    Degree of protection: IEC 60529:2001
    Protection against electrical shock: UL 61010-1:2012
10. Ambient conditions
     Ambient temperature: -20 ... 70 °C (-4 ... 158 °F)
11. Mechanical specifications
    Degree of protection: IP20
    Connection: screw terminals
    Mass: approx. 150 g
    Dimensions: 20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) (W x H x D) , housing type B2
       Height: 124 mm
       Width: 20 mm
       Depth: 115 mm
    Mounting: on 35 mm DIN mounting rail acc. to EN 60715:2001

 

KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel  KFD2-STC5-Ex1 PEPPERL FUCHS Isolated Barrier SMART Transmitter Power Supply 1 Channel
 

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Company Introduction:
Achievers Automation Limited has more than 10 years experience in the market of Industrial Automation, specialized in reselling factory sealed Probe, Sensor, DCS,isolator barrier, HMI, PLC,Adapter,Profibus connector and cable from Brands as BENTLY NEVADA, Endress+Hauser, YOKOGAWA,MTL,Allen-Bradley, ,Rosemount, ASCO, Schneider, Lenze, Pro-face, Mitsubishi, Omron, Lenze, Delta, Honeywell, Siemens and etc. If you have any request, please do not hesitate to contact us.
 
FAQ of Achievers
Q:Are the Products Genuine OEM Units?
A: These items have been certified by Achievers Automation Limited to be genuine OEM Units obtained through OEM or independent third-party channels.
Q:How will you arrange shipment?
A: We can arrange shipment based on your request. We have cooperated forwader who can arrange shipment via FedEx, DHL,TNT with good price.
Q:What is the warranty of goods?
A: One-year Warranty.

 

Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

M
Mark Wilson
Fiji Jun 29.2026
I purchased the Pepperl+Fuchs REF-H85-2 square reflector (PN 55289321). It fits perfectly with our photoelectric sensor, has high reflectivity and stable performance. The size is accurate and durable for industrial workshop use. Very satisfied with the quality.
B
b
Haiti Jun 18.2026
Real usage feedback for Pepperl+Fuchs KCD2-STC-EX1 SMART transmitter power supply isolation barrier (55321449): Excellent galvanic isolation performance for hazardous area 2-wire SMART transmitters. Supports bi-directional HART communication smoothly, easy DIP switch configuration, handy built-in test ports for field calibration. Compact size saves cabinet space, solid industrial build, no signal fluctuation after long-term operation. Meets SIL 2 safety standards fully, stable and trustworthy for process automation safety loops. Top-tier safety barrier, will keep purchasing this model for our factory projects.
T
tt
Austria May 20.2026
We’ve installed the NBN3-F31K-Z8-K on our pneumatic actuator stations for over a year, and it’s been totally reliable. The 3 mm sensing range is spot-on for detecting small metal targets, with consistent accuracy and almost no hysteresis. Its IP67-rated PBT housing handles oil, dust and occasional water splashes without issues—ideal for our factory floor. The sensor’s compact block design mounts directly to standard actuators, saving time and brackets. Two yellow LEDs clearly show sensor and valve status, making troubleshooting a breeze. With 6–60 V DC wide voltage input, 500 Hz switching frequency, and -25°C to 70°C working range, it fits most industrial setups. Reverse polarity protection is a nice safety touch. A solid, well-built sensor worth the investment.
Contact Details
Achievers Automation Limited

Contact Person: Caroline Chan

Tel: 13271919169

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