KNF4S11 – ADJ RUBBER ROLLER LEV 2 ENTR L/S 1NO+1NC

Q: What type of actuator does the Lovato KNF4S11 use?

The Lovato KNF4S11 uses an adjustable rubber roller lever actuator designed for mechanical position detection.

Q: What contacts are included in the KNF4S11?

The KNF4S11 features one normally open (NO) and one normally closed (NC) snap action contact configuration.

Q: What is the protection rating of the Lovato KNF4S11?

The Lovato KNF4S11 has an IP65 rated housing suitable for industrial environments.

Lovato Electric KNF4S11 electrical installation component for professional commercial and industrial assemblies, suitable for maintenance, replacement and panel building applications.

SKU: KNF4S11MPN: KNF4S11

List Price £64.66 ex VAT

Your Price (ex VAT)

£64.66

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Manufacturer Lead Time

£64.66

Lovato KNF4S11 Adjustable Roller Lever Limit Switch

The Lovato Electric KNF4S11 is a K Series industrial limit switch featuring an adjustable rubber roller lever actuator, rugged aluminium-zinc alloy housing and 1NO+1NC snap action contacts. Designed for reliable mechanical position detection, the KNF4S11 is suitable for industrial automation, machinery control and equipment monitoring applications.

The KNF4S11 provides dependable switching performance with a rubber roller actuator, metal body construction and M20 cable connection. Its compact EN 50047 compatible design makes it ideal for OEM machinery and industrial installations requiring accurate and repeatable limit detection.

Key Features of Lovato KNF4S11

Genuine Lovato Electric K Series limit switch
Adjustable roller lever actuator
Rubber roller with offset alignment
1NO + 1NC snap action contact configuration
Aluminium-zinc alloy metal housing
Two side M20 cable entries
EN 50047 compatible dimensions
IP65 protected housing for industrial environments
Designed for automation and machine position sensing

Applications

The Lovato KNF4S11 limit switch is commonly used in industrial automation systems, conveyor equipment, production machinery, machine tools and mechanical position monitoring applications.

The adjustable roller lever provides flexible mechanical actuation, allowing the switch to detect movement, travel limits and equipment positioning with high reliability.

Why Choose Lovato KNF4S11?

Lovato Electric K Series limit switches are engineered for durability, easy installation and reliable operation in industrial environments. The KNF4S11 combines robust metal construction with precise snap action switching, making it a dependable choice for automation and control applications.

Technical Specifications

Weight [g]	280
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	150X060X060
Volume [cm³]	540
Bar code [EAN13]	8013975128657
Product designation	Adjustable roller lever
Product type designation	KNF
Housing	Aluminium-zinc alloy
Roller	Rubber
Type of contact	1NO+1NC Snap action
Thermal current Ith	10
IEC/EN 60947-5-1 designation	A300 Q300
Rated insulation voltage Ui [V]	440
Rated impulse withstand voltage Uimp	4
Insulation class	II
Short-circuit protection with fuse	10 gG/SC QUICK FUSE
min	16
max	14
IEC Conventional free air thermal current Ith	10
Resistance per pole (average value)	<10
Operating head fixing	Locking bayonet insert
min [mm²]	1.5
max [mm²]	2.5
Cable connection	Self-releasing screw terminal
Cable entry	M20 on the sides
Mechanical life	<10000000
Mechanical operation	3600
min [°C]	-40
max [°C]	+70
Terminals	IP20
Body housing	IP65
Pollution degree	3
ETIM 8.0	EC000030 - End switch
HS Code	85365080
Housing Material	Metal
Connection	M20 cable entry

Frequently Asked Questions

What type of actuator does the Lovato KNF4S11 use?

The Lovato KNF4S11 uses an adjustable rubber roller lever actuator designed for mechanical position detection.

What contacts are included in the KNF4S11?

The KNF4S11 features one normally open (NO) and one normally closed (NC) snap action contact configuration.

What is the protection rating of the Lovato KNF4S11?

The Lovato KNF4S11 has an IP65 rated housing suitable for industrial environments.

Weight [g]	280
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	150X060X060
Volume [cm³]	540
Bar code [EAN13]	8013975128657
Product designation	Adjustable roller lever
Product type designation	KNF
Housing	Aluminium-zinc alloy
Roller	Rubber
Type of contact	1NO+1NC Snap action
Thermal current Ith	10
IEC/EN 60947-5-1 designation	A300 Q300
Rated insulation voltage Ui [V]	440
Rated impulse withstand voltage Uimp	4
Insulation class	II
Short-circuit protection with fuse	10 gG/SC QUICK FUSE
min	16
max	14
IEC Conventional free air thermal current Ith	10
Resistance per pole (average value)	<10
Operating head fixing	Locking bayonet insert
min [mm²]	1.5
max [mm²]	2.5
Cable connection	Self-releasing screw terminal
Cable entry	M20 on the sides
Mechanical life	<10000000
Mechanical operation	3600
min [°C]	-40
max [°C]	+70
Terminals	IP20
Body housing	IP65
Pollution degree	3
ETIM 8.0	EC000030 - End switch
HS Code	85365080
Housing Material	Metal
Connection	M20 cable entry

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Lead time on request

Please contact us for a delivery time before you order

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£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

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Changed your mind or ordered the wrong item? Request a return within 30 days of receipt. There is no restocking charge.

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We will review the issue and arrange an appropriate resolution under our terms and conditions and your statutory rights.

Made-to-order items

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This does not affect claims for faulty goods or items that do not meet the agreed specification.

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Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

Email returns team 01706 242050

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28 Trusted Manfacturers

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