Part of the Pepperl+Fuchs Isolators & Barriers family.
Overview
KFD2 Isolators
KFD2 Isolators is part of the Pepperl+Fuchs Isolators & Barriers family. Palm Parts Solution stocks KFD2 Isolators units in new, refurbished, and surplus condition, all with tested warranty and same-day quotes on available to quote catalog numbers.
Overview
KFD2 Isolators delivers the performance, connectivity, and I/O density required by modern industrial applications while retaining backward compatibility with earlier Isolators & Barriers hardware where applicable. Typical deployments include OEM machinery, process skids, retrofit projects, and plant-wide control architectures built on the Pepperl+Fuchs ecosystem.
Why specify KFD2 Isolators
- Tight integration with Pepperl+Fuchs engineering software
- Documented spare-parts availability
- Proven service life across heavy-duty industries
- Compatible accessories: power supplies, communication adapters, terminal blocks
What Palm Parts Solution provides
- Tested KFD2 Isolators catalog numbers available to quote
- Cross-reference assistance for obsolete part numbers
- Quotes on full KFD2 Isolators bills of material
- Engineering support for replacements and migrations
KFD2 Isolators parts

Pepperl+Fuchs KFU8-FSSP-1.D
$852.00

Pepperl+Fuchs KFD2-UT2-Ex2
$213.00

Pepperl+Fuchs KFD2-CD-Ex1.32
$282.99

Pepperl+Fuchs KFD2-STC5-Ex1.20
$408.00

Pepperl+Fuchs KFA6-SR2-EX2.W
$401.99
Pepperl+Fuchs KFD2-SH-Ex1.T.OP
$773.00

Pepperl+Fuchs KFD2-SR2-EX1.W.LB
$304.00

Pepperl+Fuchs KFD2-ST3-Ex2
$606.99

Pepperl+Fuchs KFU8-UFC-1.D
$662.99

Pepperl+Fuchs KFU8-DW-1.D
$1,016.00

Pepperl+Fuchs KFD2-SL2-Ex2
$299.99

Pepperl+Fuchs KFD2-BR-1.PA.1500
$3,575.99
Specifications
KFD2 Isolators technical reference
Each KFD2 Isolators catalog number has its own electrical, mechanical, and environmental specification. Use the search bar to locate an exact part number, or contact Palm Parts Solution with the catalog number on the nameplate for:
- Input/output voltage and current
- Communication protocols and network role
- Form factor and mounting (DIN rail, panel, rack)
- Operating temperature, humidity, vibration, IP rating
- Certifications (UL, CE, ATEX, marine, etc.)
- Compatible firmware and engineering software revisions
We can also supply OEM datasheets and wiring diagrams on request.
More from this series

Pepperl+Fuchs KFD2-UT2-Ex1
$377.00

Pepperl+Fuchs KFD2-STC4-Ex2
$252.99

Pepperl+Fuchs KFD2-VR4-Ex1.26
$419.99

Pepperl+Fuchs KFD2-VR2-Ex1.50M
$537.99

Pepperl+Fuchs KFU8-UFC-EX1.D
$928.00

Pepperl+Fuchs KFD2-UFC-Ex1.D
$695.00

Pepperl+Fuchs KFD2-SR2-EX2.W
$204.99

Pepperl+Fuchs KFD2-STC5-Ex1 (70124109)
$311.99

Pepperl+Fuchs KFD2-SRA-Ex4
$675.00

Pepperl+Fuchs KFD2-STC5-Ex2
$330.99
Pepperl+Fuchs KFD2-EB2
$330.00

Pepperl+Fuchs KFD2-SR2-Ex1.W
$234.00
Compatible series
Browse this product type
Frequently asked questions
What does the KFD2 Isolators series include?
The KFD2 Isolators series is part of the Isolators & Barriers family from Pepperl+Fuchs. It groups related catalog numbers that share form factor, I/O type and communication protocol — making it easy to find drop-in replacements.
Is KFD2 Isolators compatible with newer Pepperl+Fuchs hardware?
In most cases yes. KFD2 Isolators units interoperate with current Pepperl+Fuchs programming software and communication backbones. Contact us with your firmware revision and we will confirm before shipping.
Can I get KFD2 Isolators parts refurbished with warranty?
Yes. We offer refurbished KFD2 Isolators modules tested to OEM specs with a 1-year replacement warranty. New surplus stock is also available when supply permits.
Machine down? Get a fast quote on the parts you need.
New, surplus, and refurbished industrial automation options. Request a quote or speak directly with an automation specialist for emergency sourcing.
