KNF3S11 – ADJ RUBBER ROLLER LEV 2 ENTR L/S 1NO+1NC

Q: What is the Lovato KNF3S11 used for?

The KNF3S11 is used for industrial position sensing applications where dependable mechanical switching is required, including machinery, automation systems and control equipment.

Q: What contact configuration does the KNF3S11 have?

The Lovato KNF3S11 features one normally open and one normally closed contact with snap action operation.

Q: What type of actuator does the KNF3S11 use?

The KNF3S11 uses an adjustable rubber roller lever actuator designed for flexible mechanical activation and accurate position detection.

Q: What protection rating does the KNF3S11 provide?

The KNF3S11 provides IP65 housing protection, making it suitable for many industrial environments requiring resistance to dust and moisture.

Q: How many cable entries does the KNF3S11 have?

The KNF3S11 has two M20 side cable entries for flexible installation and wiring arrangements.

Lovato Electric KNF3S11 electrical installation component for professional commercial and industrial assemblies, suitable for maintenance, replacement and panel building applications.

SKU: KNF3S11MPN: KNF3S11

List Price £62.44 ex VAT

Your Price (ex VAT)

£62.44

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Lovato KNF3S11 Adjustable Rubber Roller Lever Limit Switch 1NO+1NC Snap Action

The Lovato Electric KNF3S11 is a K Series industrial limit switch featuring an adjustable rubber roller lever actuator, aluminium-zinc alloy metal housing and 1NO+1NC snap action contacts. Designed for reliable mechanical position detection, the KNF3S11 provides dependable switching performance for industrial automation, machinery control, conveyor systems and electrical control applications.

Featuring two side M20 cable entries, EN 50047 compatible dimensions and IP65 protection, the KNF3S11 is engineered for demanding industrial environments requiring accurate actuation, robust construction and reliable long-term operation.

Why Choose the Lovato Electric KNF3S11?

Genuine Lovato Electric component: Part of the Lovato K Series industrial limit switch range.
Adjustable rubber roller lever: Provides flexible mechanical positioning for accurate machine position detection.
1NO+1NC snap action contacts: Provides versatile normally open and normally closed switching functionality.
Durable metal housing: Aluminium-zinc alloy construction provides excellent mechanical strength and reliability.
Two M20 side cable entries: Allows flexible wiring and installation options.
EN 50047 compatible design: Suitable for many standard industrial mounting applications.
IP65 protection: Helps protect against dust and water ingress in industrial environments.

Applications

Industrial machinery position monitoring
Automation and control systems
Conveyor and material handling equipment
Manufacturing machinery
Packaging and processing equipment
Machine travel and end-position detection
Electrical control panels
Industrial replacement and maintenance applications

Compatibility

The Lovato KNF3S11 is suitable for applications requiring a metal-bodied K Series limit switch with an adjustable rubber roller lever, two side M20 cable entries and 1NO+1NC snap action contacts. Its EN 50047 compatible design allows integration into many industrial automation and machinery systems. Always verify electrical ratings and mechanical requirements before installation.

Technical Specifications

Weight [g]	272
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	150X060X048
Volume [cm³]	432
Bar code [EAN13]	8013975128596
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 is the Lovato KNF3S11 used for?

The KNF3S11 is used for industrial position sensing applications where dependable mechanical switching is required, including machinery, automation systems and control equipment.

What contact configuration does the KNF3S11 have?

The Lovato KNF3S11 features one normally open and one normally closed contact with snap action operation.

What type of actuator does the KNF3S11 use?

The KNF3S11 uses an adjustable rubber roller lever actuator designed for flexible mechanical activation and accurate position detection.

What protection rating does the KNF3S11 provide?

The KNF3S11 provides IP65 housing protection, making it suitable for many industrial environments requiring resistance to dust and moisture.

How many cable entries does the KNF3S11 have?

The KNF3S11 has two M20 side cable entries for flexible installation and wiring arrangements.

Weight [g]	272
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	150X060X048
Volume [cm³]	432
Bar code [EAN13]	8013975128596
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.

Heavier items may be charged at a weight-based or pallet rate, shown at checkout.

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Mon–Fri, 8am–5pm

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Please allow 15–30 minutes after ordering for us to prepare your order.

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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

The 30-day return request period applies to change-of-mind returns for stocked items. It does not limit your statutory rights for faulty or non-conforming goods.

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28 Trusted Manfacturers

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