Mfr Part #:

N3440-6303RB

The 3M N3440-6303RB is a 30-position, 2-row shrouded header with 2.54mm pitch, designed for board-to-cable/wire applications. It features through hole mounting and solder termination.

✓ Total Stock: 11 pcs

$ Price Range: $3.20 - $4.82

N3440-6303RB Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Partservice ✓ Non-Authorised Inventory information	11 pcs On Request	11 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

N3440-6303RB Description

Short technical summary and product information.

This 30-position, 2-row shrouded header from 3M features male pins with square contacts, tin finish (30µin), and copper alloy material. The insulation is black PCT/polyester glass filled, rated UL94 V-0.

Key specifications include a pitch of 2.54mm (0.100"), row spacing same, overall contact length 0.695", insulation height 0.680". It features a latch lock/eject hooks fastening type, keying slot, and mounting flange. Operating temperature -55°C to 105°C.

Designed for board-to-cable/wire connections, this header is suitable for various interconnect applications requiring secure mating. The shrouded design with 4 walls provides protection and alignment.

Mounting is through hole with solder termination. The part is RoHS3 compliant (unverified), MSL 1, and REACH unaffected (unverified). Note: compliance data is unverified.

N3440-6303RB Quick Information

Product Type: Header, Male Pins

Canonical Name: 3M N3440-6303RB 30 Position 2.54mm Pitch Shrouded Header

Subcategory: Shrouded Header

N3440-6303RB Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

N3440-6303RB Estimated Pricing

Qty	Low	High
1+	$4.82	$4.82
10+	$4.35	$4.35
25+	$4.22	$4.22
50+	$4.07	$4.07
100+	$4.01	$4.01
250+	$3.53	$3.53
500+	$3.37	$3.37
1,000+	$3.20	$3.20

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

N3440-6303RB Features

30 positions in 2 rows with 2.54mm pitch.
Shrouded 4-wall design for pin protection.
Rated for 1.75A continuous current.
Through hole mounting with solder termination.
Operating temperature range -55°C to 105°C.

N3440-6303RB Applications

Ideal for board-to-cable/wire interconnect applications.
Used in industrial control and automation systems.
Suitable for data communication equipment.
Applicable in consumer electronics requiring reliable headers.

N3440-6303RB FAQs

7 frequently asked questions generated from this part’s specifications.

How many positions does the N3440-6303RB have?

30 positions.

What is the pitch of this header?

2.54mm (0.100").

What is the current rating?

1.75A.

What is the mounting type?

Through hole.

What is the operating temperature range?

-55°C to 105°C.

What is the contact finish?

Tin with 30µin thickness.

Is the connector shrouded?

Yes, it has a shrouded 4-wall design.

Category	Headers, Male Pins
Manufacturer Name	3M Electronic Solutions
Connector Type	Header
Contact Finish	Tin
Contact Finish Thickness	30.0µin (0.76µm)
Contact Length	6.10mm (0.240")
Contact Material	Copper Alloy
Contact Shape	Square
Contact Type	Male Pin
Current Rating (Amps)	1.75A
Fastening Type	Latch Lock/Eject Hooks, Long
Features	Keying Slot, Mounting Flange
Insulation Color	Black
Insulation Height	17.27mm (0.680")
Insulation Material	Polycyclohexylenedimethylene Terephthalate (PCT), Polyester, Glass Filled
Lead Spacing	2.54 mm
Lead Style	Straight
Material Flammability Rating	UL94 V-0
Mounting Type	Through Hole
Number of Positions	30
Number of Positions Loaded	All
Number of Rows	2
Operating Temperature	-55°C ~ 105°C
Overall Contact Length	0.695" (17.65mm)
Pitch	2.54mm (0.100")
Row Spacing	0.100" (2.54mm)
Shrouding	Shrouded - 4 Wall
Style	Board to Cable/Wire
Tape & Reel	No
Termination	Solder