We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

SCHNEIDER Auxiliary Contact: 2NO, 5 A Max Current (AC), Front Mount - Schneider Electric Auxiliary Contacts
SCHNEIDERSchneider Electric Auxiliary Contacts

SCHNEIDER Auxiliary Contact: 2NO, 5 A Max Current (AC), Front Mount

The SCHNEIDER Auxiliary Contact: 2NO (MPN LUFN20) is a front-mounted auxiliary contact block from the Schneider Electric Auxiliary Contacts product type, compatible with the TeSys Ultra series. It features 2 normally…

SKU 3G-OTH-38960

Also listed as: LUFN 20 · LUFN-20

Brand
SCHNEIDER
Item
Auxiliary Contact: 2NO, 5 A Max Current
Category
Schneider Electric Auxiliary Contacts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SCHNEIDER
Manufacturer Part Number
LUFN20
Type
Front Mount, Front-Mounted
Max Current (AC)
5 A
Compatible with Series
TeSys Ultra

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

SCHNEIDER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SCHNEIDER Auxiliary Contact: 2NO (MPN LUFN20) is a front-mounted auxiliary contact block from the Schneider Electric Auxiliary Contacts product type, compatible with the TeSys Ultra series. It features 2 normally open contacts and a maximum current rating of 5 A (AC). This component is designed for front mounting on compatible TeSys Ultra devices.

Frequently Asked Questions

What is the SCHNEIDER LUFN20 auxiliary contact used for?

The SCHNEIDER LUFN20 auxiliary contact is used to add 2 normally open (2NO) signal contacts to TeSys Ultra motor starters and contactors. It provides remote status indication or control logic for industrial automation systems, such as conveyors and pumps, where reliable switching up to 5 A AC is required.

What are the specifications of the SCHNEIDER LUFN20 auxiliary contact?

The SCHNEIDER LUFN20 is a front-mounted auxiliary contact block with 2 normally open contacts. It has a maximum current rating of 5 A (AC) and is compatible with the TeSys Ultra series. The manufacturer part number is LUFN20, and it is designed for front mounting on compatible Schneider Electric devices.

Where to buy SCHNEIDER LUFN20 auxiliary contacts worldwide?

You can source the SCHNEIDER LUFN20 auxiliary contact worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine Schneider Electric components for TeSys Ultra series applications.

How to install the SCHNEIDER LUFN20 auxiliary contact on a TeSys Ultra starter?

To install the SCHNEIDER LUFN20, first de-energize the TeSys Ultra device. Clip the front-mounted auxiliary contact block onto the designated slot on the starter or contactor until it locks. Ensure the 2NO terminals are wired correctly per your control circuit. Refer to the TeSys Ultra installation manual for torque and wiring details.

Used in

Common applications for SCHNEIDER
Motor starting in conveyor systems — Schneider Altistart ATS 22 soft starters (e.g., ATS22D17S6U) reduce inrush current.
Speed control for industrial pumps — Schneider Altivar ATV320 VFDs (e.g., ATV320U55N4W) provide variable flow regulation.
Machine safety interlocking — Schneider XPSUAF13AP safety relays monitor emergency stop circuits on assembly lines.
Panel-mounted control stations — Schneider XB5 flush push buttons (ZB5AA5) serve as start/stop operators in MCCs.
Heavy-duty motor switching — Schneider LC1G150LSEA contactors handle 150 A loads in compressor and crusher applications.
Emergency stop actuation — Schneider 9001K mushroom-head push buttons (9001KR25R) provide red, momentary stop functions.

SCHNEIDER Products

3G Electric supplies SCHNEIDER schneider electric auxiliary contacts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
SCHNEIDER Auxiliary Contact: 2NC, 5 A Max Current (AC), Front Mount, Front-Mounted (MPN LUFN02)
SCHNEIDER
SCHNEIDER Auxiliary Contact: 2NC, 5 A Max Current (AC), Front Mount, Front-Mounted (MPN LUFN02)
SCHNEIDER Auxiliary Contact: 1NO/1NC, 5 A Max Current (AC), Front Mount, Front-Mounted (MPN LUFN11)
SCHNEIDER
SCHNEIDER Auxiliary Contact: 1NO/1NC, 5 A Max Current (AC), Front Mount, Front-Mounted (MPN LUFN11)
SCHNEIDER Auxiliary Contact Block: 2NO, 10 A Max Current (AC), Front Mount, Front-Mounted, LA1KN20
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 2NO, 10 A Max Current (AC), Front Mount, Front-Mounted, LA1KN20
SCHNEIDER Auxiliary Contact Block: 2NO/2NC, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LA1KN22)
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 2NO/2NC, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LA1KN22)
SCHNEIDER Auxiliary Contact Block: 1NO/1NC, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LA1KN11)
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 1NO/1NC, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LA1KN11)
SCHNEIDER Auxiliary Contact Block: 2NO, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LADN20)
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 2NO, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LADN20)

More from SCHNEIDER

View all SCHNEIDER parts
SCHNEIDER Auxiliary Contact Block: 4NO, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LA1KN40)
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 4NO, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LA1KN40)
SCHNEIDER Auxiliary Contact Block: 1NC, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LADN01)
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 1NC, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LADN01)
SCHNEIDER Auxiliary Contact Block: 1NO/3NC, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LADN13)
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 1NO/3NC, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LADN13)
SCHNEIDER Auxiliary Contact Block: 1NO, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LADN10)
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 1NO, 10 A Max Current (AC), Front Mount, Front-Mounted (MPN LADN10)
SCHNEIDER Auxiliary Contact Block: 2NO, 10 A Max Current (AC), Side Mount, Side-Mounted (MPN LAD8N20)
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 2NO, 10 A Max Current (AC), Side Mount, Side-Mounted (MPN LAD8N20)
SCHNEIDER Auxiliary Contact Block: 3NO/1NC, 0.1 A Max Current (AC), Front Mount, Front-Mounted (MPN LA1DZ31)
SCHNEIDER
SCHNEIDER Auxiliary Contact Block: 3NO/1NC, 0.1 A Max Current (AC), Front Mount, Front-Mounted (MPN LA1DZ31)
SCHNEIDER Auxiliary contact block: 2NO, 10 A Max Current (AC), Side Mount, Side-Mounted, LAG8N203P
SCHNEIDER
SCHNEIDER Auxiliary contact block: 2NO, 10 A Max Current (AC), Side Mount, Side-Mounted, LAG8N203P
SCHNEIDER Auxiliary Contact: 2NO, 6 A Max Current (AC), Side Mount, Side-Mounted (MPN GVAN20)
SCHNEIDER
SCHNEIDER Auxiliary Contact: 2NO, 6 A Max Current (AC), Side Mount, Side-Mounted (MPN GVAN20)