CJT(Changjiang Connectors) A1257H-4P

Name: CJT(Changjiang Connectors) A1257H-4P
Brand: Shenzhen ECER Network Technology Co., Ltd.
SKU: A1257H-4P
Price: Negotiable USD
Availability: InStock

Manufacturer:CJT(Changjiang Connectors)

Model Number:A1257H-4P

Minimum Order Quantity:10

Standard Packaging:P=1.25mm

Delivery Time:1 working day

Product Details

Flame Retardant Rating: UL94V-0

Pitch: 1.25mm

Colour: White

Number Of Rows: 1

With Wings: Without Fins

Operating Temperature: -40℃~+105℃

Plastic Material: PA66

Number Of PINs Per Row: 4

Number Of Positions Or Pins: 1x4P

With Locker: Locking

Product Description

Detailed Specifications & Features

A1257 Series 1.25mm Pitch Wire to Board Connector

The A1257 Series is a 1.25mm pitch wire-to-board connector designed for reliable electrical connections. It offers a compact design suitable for various electronic applications.

Product Attributes

Brand: CHANGJIANG CONNECTORS (CJT)
Origin: China
Certifications: E326732, RoHS, REACH
Compliant with HF/Halogen Free (customization required)

Technical Specifications

Part Number	Type	Pitch	Current Rating	Voltage Rating	Temperature Range	Contact Resistance	Insulation Resistance	Withstanding Voltage	Material (Housing)	Material (Terminal)	Material (Pin)	Color (Housing)	Color (Terminal)	Color (Wafer)	Finish (Terminal)	Wire Range	Insulation O.D.	Qty/reel
A1257 Series	Wire to Board Connector	1.25mm	1A AC,DC	50V AC,DC	-40C~+105C	30m Max.	100M Min.	500V AC/minute	Nylon 66,UL94V-0 (A1257H-XP) / PBT,UL94V-0 (A1257HA-XP)	Phosphor Bronze (A1257-T)	Brass (A1257WV-S-XP, A1257WR-S-XP)	White (A1257H-XP, A1257HA-XP) / Black, Blue, Orange, Light blue, Tomato red, Lemon yellow, Moss green, Dark pink (Optional for A1257H-XP)	Tin over Nickel (A1257-T)	Ivory (A1257WV-S-XP, A1257WR-S-XP)	Tin over Nickel / Gold over Nickel (A1257-GP)	AWG#28-#32 (A1257-T)	1.00mm(max) (A1257-T)	20,000 PCS (A1257-T, A1257-GP)
A1257H-XP	Housing	1.25mm							Nylon 66,UL94V-0			White, Black, Blue, Orange, Light blue, Tomato red, Lemon yellow, Moss green, Dark pink
A1257HA-XP	Housing	1.25mm							PBT,UL94V-0			White, Black, Blue, Orange, Light blue, Tomato red, Lemon yellow, Moss green, Dark pink
A1257WV-S-XP	Wafer-SMT TYPE (180)	1.25mm							Nylon 9T,UL94V-0		Brass	Ivory, Black, Blue, Orange, Light blue, Tomato red, Lemon yellow, Moss green, Dark pink			Tin over Nickel / Gold over Nickel
A1257WR-S-XP	Wafer-SMT TYPE (90)	1.25mm							Nylon 9T,UL94V-0		Brass	Ivory, Black, Blue, Orange, Light blue, Tomato red, Lemon yellow, Moss green, Dark pink			Tin over Nickel / Gold over Nickel
A1257-T	Crimp Terminal	1.25mm								Phosphor Bronze			Tin over Nickel			AWG#28-#32	1.00mm(max)	20,000 PCS
A1257-GP	Crimp Terminal	1.25mm								Phosphor Bronze			Gold over Nickel			AWG#28-#32	1.00mm(max)	20,000 PCS

Dimensions (mm)

A1257H-XP Housing

Part No.	Circuits	A	B
A1257H-XP	2P	1.25	3.75
	3P	2.50	5.00
	4P	3.75	6.25
	5P	5.00	7.50
	6P	6.25	8.75
	7P	7.50	10.00
	8P	8.75	11.25
	9P	10.00	12.50
	10P	11.25	13.75
	11P	12.50	15.00
	12P	13.75	16.25
	13P	15.00	17.50
	14P	16.25	18.75
	15P	17.50	20.00

A1257HA-XP Housing

Part No.	Circuits	A	B
A1257HA-XP	2P	1.25	5.75
	3P	2.50	7.00
	4P	3.75	8.25
	5P	5.00	9.50
	6P	6.25	10.75
	7P	7.50	12.00
	8P	8.75	13.25
	9P	10.00	14.50
	10P	11.25	15.75
	11P	12.50	17.00
	12P	13.75	18.25
	13P	15.00	19.50
	14P	16.25	20.75
	15P	17.50	22.00

A1257WV-S-XP Wafer

Part No.	Circuits	A	B
A1257WV-S-XP	2P	1.25	4.95
	3P	2.50	6.20
	4P	3.75	7.45
	5P	5.00	8.70
	6P	6.25	9.95
	7P	7.50	11.20
	8P	8.75	12.45
	9P	10.00	13.70
	10P	11.25	14.95
	11P	12.50	16.20
	12P	13.75	17.45
	13P	15.00	18.70
	14P	16.25	19.95
	15P	17.50	21.20

A1257WR-S-XP Wafer

Part No.	Circuits	A	B
A1257WR-S-XP	2P	1.25	4.35
	3P	2.50	5.60
	4P	3.75	6.85
	5P	5.00	8.10
	6P	6.25	9.35
	7P	7.50	10.60
	8P	8.75	11.85
	9P	10.00	13.10
	10P	11.25	14.35
	11P	12.50	15.60
	12P	13.75	16.85
	13P	15.00	18.10
	14P	16.25	19.35
	15P	17.50	20.60