KNA1S11 – TOP PLUNGER METAL 2 ENTRIES L/SW 1NO+1NC

Q: What type of actuator does the Lovato KNA1S11 use?

The Lovato KNA1S11 uses a top push rod plunger actuator with a metal aluminium-zinc alloy plunger.

Q: What contacts are included in the KNA1S11?

The KNA1S11 includes one normally open (NO) and one normally closed (NC) snap action contact.

Q: What protection rating does the Lovato KNA1S11 provide?

The KNA1S11 provides IP65 protection, making it suitable for industrial environments where protection against dust and water ingress is required.

Q: What cable entry does the Lovato KNA1S11 use?

The KNA1S11 uses M20 cable entries positioned on the sides of the enclosure.

Lovato Electric KNA1S11 electrical installation component for professional commercial and industrial assemblies, suitable for maintenance, replacement and panel building applications.

SKU: KNA1S11MPN: KNA1S11

List Price £46.64 ex VAT

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£46.64

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Lovato KNA1S11 Limit Switch – K Series Top Push Rod Plunger, Metal Body, 1NO+1NC Snap Action Contacts

The Lovato KNA1S11 is a durable industrial limit switch from the Lovato Electric K Series, designed for precise mechanical position detection and reliable switching in automation and control applications. Featuring a top push rod plunger actuator, aluminium-zinc alloy metal housing, and 1NO+1NC snap action contacts, the KNA1S11 provides dependable operation in demanding industrial environments.

The KNA1S11 features a metal plunger, two side M20 cable entries, and dimensions compatible with EN 50047 standards. Its robust construction and snap action switching design make it suitable for machinery, automation equipment, and industrial monitoring systems.

Key Features

Manufacturer: LOVATO Electric
Model: KNA1S11
K Series industrial limit switch
Top push rod plunger actuator
Metal aluminium-zinc alloy housing
Metal aluminium-zinc alloy plunger
1NO + 1NC snap action contacts
10A switching current rating
M20 side cable entries
IP65 protection rating
EN 50047 compatible dimensions
Mechanical life up to 10 million operations

Applications

The Lovato KNA1S11 limit switch is designed for industrial applications requiring accurate and reliable mechanical switching, including:

Industrial automation machinery
Machine tools
Conveyor systems
Material handling equipment
Production and assembly lines
Mechanical position monitoring systems

Why Choose Lovato KNA1S11?

The Lovato KNA1S11 combines a strong metal construction, reliable snap action contacts, and flexible installation options to deliver dependable performance in industrial control systems. Its compact design, high durability, and compatibility with recognised industrial standards make it an excellent choice for professional automation applications.

Technical Specifications

Weight [g]	206
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	060X045X070
Volume [cm³]	189
Bar code [EAN13]	8013975127872
Product designation	Top push rod plunger
Product type designation	KNA
Housing	Aluminium-zinc alloy
Rod	Aluminium-zinc alloy
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 KNA1S11 use?

The Lovato KNA1S11 uses a top push rod plunger actuator with a metal aluminium-zinc alloy plunger.

What contacts are included in the KNA1S11?

The KNA1S11 includes one normally open (NO) and one normally closed (NC) snap action contact.

What protection rating does the Lovato KNA1S11 provide?

The KNA1S11 provides IP65 protection, making it suitable for industrial environments where protection against dust and water ingress is required.

What cable entry does the Lovato KNA1S11 use?

The KNA1S11 uses M20 cable entries positioned on the sides of the enclosure.

Weight [g]	206
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	060X045X070
Volume [cm³]	189
Bar code [EAN13]	8013975127872
Product designation	Top push rod plunger
Product type designation	KNA
Housing	Aluminium-zinc alloy
Rod	Aluminium-zinc alloy
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.

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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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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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