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Keyence FU-43

Reflective Fiber Unit. . Series: Digital Fiber Optic Sensor. Series code: FS-N40 series

MPN: FU-43
Category: Digital Fiber Optic Sensor

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12-month warranty (new) · 3-month (used/refurbished)
30-day returns, no restocking fee on unused parts
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What is the Keyence FU-43?

Reflective Fiber Unit. FU-43. Series: Digital Fiber Optic Sensor. Series code: FS-N40 series

Specifications

Model Name	Reflective Fiber Unit
Model Code	FU-43
Series Title	Digital Fiber Optic Sensor
Series Code	FS-N40 series
Data Sheet URL	https://www.keyence.com/download/download/confirmation/?dlSeriesId=WS_SR57330&dlModelId=PM_00943&dlSiteId=1&dlLanguageId=en-US&dlLangType=en-US
CAD URL	https://www.keyence.com/products/sensor/fiber-optic/fs-n40/downloads/?mode=cd&modelId=PM_00943
Manuals URL	https://www.keyence.com/products/sensor/fiber-optic/fs-n40/downloads/?mode=ma&modelId=PM_00943
Model	FU-43*1
Beam emitting direction	Top
Fibre unit length	2 m78.74" free-cut
Fibre unit diameter	ø1.3×2
Minimum bend radius	R25 mm0.984"
Minimum detectable object	Gold wire with a diameter of 0.005 mm0.0002" *2
Environmental resistance	-40 to +70 °C -40 to 158 °F
Weight	Approx. 8 g

FU-43: frequently asked questions

When can FU-43 be shipped?

FU-43 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up FU-43 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for FU-43 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for FU-43, subject to availability and destination.