N2540-6003-RB 3M N2540-6003-RB is a shrouded header connector with 40 male pins in 2 rows, 2.54mm pitch. It features through-hole termination and a tin contact finish.
Mfr Part #:

N2540-6003-RB

Available from 1 distributors
Mfr Name: 3M Electronic Solutions
3M Electronic Solutions
3M N2540-6003-RB is a shrouded header connector with 40 male pins in 2 rows, 2.54mm pitch. It features through-hole termination and a tin contact finish.
✓ Total Stock: 18 pcs
$ Price Range: $2.25 - $4.00

N2540-6003-RB Available from 1 distributor

✓ Authorised
✓ Non-Authorised
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18 pcs
18 pcs On Request 1 On Request On Request On Request On Request On Request

N2540-6003-RB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connector Type
Contact Finish
Contact Finish Thickness
Contact Length
Contact Material
Contact Shape
Contact Type
Current Rating (Amps)
Fastening Type
Features
Insulation Color
Insulation Height
Insulation Material
Material Flammability Rating
Mounting Type
Number of Positions
Number of Positions Loaded
Number of Rows
Operating Temperature
Pitch
Row Spacing
SVHC Present
Shrouding
Style
Termination

N2540-6003-RB Description

Short technical summary and product information.

The 3M N2540-6003-RB is a shrouded header connector designed for board-to-board or cable-to-board applications. It features 40 male pin contacts arranged in two rows with a standard 2.54mm (0.100 inch) pitch. The four-wall shroud provides robust mechanical protection and helps guide mating connectors.

 

Key specifications include a current rating of 1.75A, operating temperature range of -55°C to 105°C, and UL94 V-0 flammability rated insulation material. Contacts are made of copper alloy with a tin finish (30µin thickness), ensuring reliable conductivity and solderability. The through-hole mounting type and solder termination offer secure attachment to PCBs.

 

The connector includes a keying slot for polarization, preventing misalignment during mating. Typical applications include industrial control systems, computer peripherals, and general-purpose wire-to-board interconnects.

N2540-6003-RB Quick Information

Product Type: Header, Male Pins
Series: N2540
Canonical Name: 3M N2540-6003-RB Shrouded Header, Through Hole, 40-Position, 2.54mm Pitch
Subcategory: Shrouded Header

N2540-6003-RB Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

N2540-6003-RB Estimated Pricing

Qty Low High
1+ $4.00 $4.00
10+ $3.44 $3.44
25+ $3.35 $3.35
100+ $3.25 $3.25
280+ $2.69 $2.69
560+ $2.58 $2.58
1,120+ $2.46 $2.46
2,520+ $2.25 $2.25

Estimated market price range - modelled values for guidance only, not live distributor offers.

N2540-6003-RB Features

  • 40-position, 2-row shrouded header connector.
  • 2.54mm (0.100 inch) pitch for standard mating.
  • Through-hole mounting with solder termination.
  • Tin plated copper alloy contacts rated 1.75A.
  • Operating temperature range -55°C to 105°C.

N2540-6003-RB Applications

  • Used for board-to-board connections in electronics.
  • Suitable for cable-to-board wiring harnesses.
  • Ideal for industrial control and instrumentation.
  • Common in computer and peripheral interconnects.

N2540-6003-RB FAQs

7 frequently asked questions generated from this part’s specifications.
How many positions does the N2540-6003-RB have?

It has 40 positions, all loaded (2 rows).

What is the pitch of this header?

The pitch is 2.54mm (0.100 inch).

What is the current rating of the N2540-6003-RB?

The current rating is 1.75A per contact.

What mounting type does it use?

Through-hole mounting with solder termination.

What is the operating temperature range?

-55°C to 105°C.

Is the header shrouded?

Yes, it has a 4-wall shrouded design.

What is the contact finish material?

Tin with a thickness of 30µin (0.76µm).

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