CJT(Changjiang Connectors) A1257H-5P
A1257 SERIES CHANGJIANG CONNECTORS
Product Type: 1.25mm pitch wire to board connector
Description: A series of wire-to-board connectors designed for reliable electrical connections. Available in various configurations including crimp terminals, housings, and SMT type wafers (180 and 90).
Applications: Suitable for a wide range of electronic applications requiring compact and dependable interconnects.
Key Features:
- 1.25mm pitch for space-saving designs.
- Compliant with RoHS and REACH standards.
- Optional HF/Halogen Free customization available.
- UL recognized components.
Brand
CHANGJIANG CONNECTORS (CJT)
Certifications
E326732
General Specifications
Current Rating
1A AC, DC
Voltage Rating
50V AC, DC
Temperature Range
-40C ~ +105C
Contact Resistance
30m Max.
Insulation Resistance
100M Min.
Withstanding Voltage
500V AC/minute
| Part No. | Pitch | Wire Range | Insulation O.D. (max) | Material | Finish | Qty/reel | Dimensions A (mm) | Dimensions B (mm) | Unit |
|---|---|---|---|---|---|---|---|---|---|
| A1257-T | 1.25mm | AWG#28-#32 | 1.00mm | Phosphor Bronze | Tin over Nickel | 20,000 PCS | 1.25 0.10 | 2.80 0.20 | mm |
| A1257-GP | 1.25mm | AWG#28-#32 | 1.00mm | Phosphor Bronze | Gold over Nickel | 20,000 PCS | 1.25 0.10 | 2.80 0.20 | mm |
| Part No. | Pitch | Material | Color | Dimensions A (mm) | Dimensions B (mm) | Unit |
|---|---|---|---|---|---|---|
| A1257H-XP | 1.25mm | Nylon 66, UL94V-0 | White | 1.25 0.10 | 2.80 0.20 | mm |
| A1257H-XP (GWT) | 1.25mm | Nylon 66, UL94V-0, GWT 750 | White | 1.25 0.10 | 2.80 0.20 | mm |
| A1257HA-XP | 1.25mm | PBT, UL94V-0 | White | 1.25 0.10 | 3.30 0.20 | mm |
| A1257HA-XP (GWT) | 1.25mm | PBT, UL94V-0, GWT 750 | White | 1.25 0.10 | 3.30 0.20 | mm |
| Part No. | Pitch | Material | Color | Dimensions A (mm) | Dimensions B (mm) | Unit |
|---|---|---|---|---|---|---|
| A1257WV-S-XP | 1.25mm | Nylon 9T, UL94-V0 | Ivory | 1.25 0.05 | 4.95 0.20 | mm |
| A1257WV-S-XP (GWT) | 1.25mm | Nylon 9T, UL94-V0, GWT 750 | Ivory | 1.25 0.05 | 4.95 0.20 | mm |
| A1257WR-S-XP | 1.25mm | Nylon 9T, UL94-V0 | Ivory | 1.25 0.05 | 4.35 0.20 | mm |
| A1257WR-S-XP (GWT) | 1.25mm | Nylon 9T, UL94-V0, GWT 750 | Ivory | 1.25 0.05 | 4.35 0.20 | mm |
| Part No. | Circuits | Dimensions A (mm) | Dimensions B (mm) |
|---|---|---|---|
| A1257H-XP Housing | 2P | 1.25 | 3.75 |
| A1257H-XP Housing | 3P | 2.50 | 5.00 |
| A1257H-XP Housing | 4P | 3.75 | 6.25 |
| A1257H-XP Housing | 5P | 5.00 | 7.50 |
| A1257H-XP Housing | 6P | 6.25 | 8.75 |
| A1257H-XP Housing | 7P | 7.50 | 10.00 |
| A1257H-XP Housing | 8P | 8.75 | 11.25 |
| A1257H-XP Housing | 9P | 10.00 | 12.50 |
| A1257H-XP Housing | 10P | 11.25 | 13.75 |
| A1257H-XP Housing | 11P | 12.50 | 15.00 |
| A1257H-XP Housing | 12P | 13.75 | 16.25 |
| A1257H-XP Housing | 13P | 15.00 | 17.50 |
| A1257H-XP Housing | 14P | 16.25 | 18.75 |
| A1257H-XP Housing | 15P | 17.50 | 20.00 |
| A1257HA-XP Housing | 2P | 1.25 | 5.75 |
| A1257HA-XP Housing | 3P | 2.50 | 7.00 |
| A1257HA-XP Housing | 4P | 3.75 | 8.25 |
| A1257HA-XP Housing | 5P | 5.00 | 9.50 |
| A1257HA-XP Housing | 6P | 6.25 | 10.75 |
| A1257HA-XP Housing | 7P | 7.50 | 12.00 |
| A1257HA-XP Housing | 8P | 8.75 | 13.25 |
| A1257HA-XP Housing | 9P | 10.00 | 14.50 |
| A1257HA-XP Housing | 10P | 11.25 | 15.75 |
| A1257HA-XP Housing | 11P | 12.50 | 17.00 |
| A1257HA-XP Housing | 12P | 13.75 | 18.25 |
| A1257HA-XP Housing | 13P | 15.00 | 19.50 |
| A1257HA-XP Housing | 14P | 16.25 | 20.75 |
| A1257HA-XP Housing | 15P | 17.50 | 22.00 |
| Part No. | Circuits | Dimensions A (mm) | Dimensions B (mm) |
|---|---|---|---|
| A1257WV-S-XP Wafer | 4P | 3.75 | 6.05 |
| A1257WV-S-XP Wafer | 5P | 5.00 | 7.30 |
| A1257WV-S-XP Wafer | 7P | 7.50 | 9.80 |
| A1257WV-S-XP Wafer | 8P | 8.75 | 11.05 |
| A1257WV-S-XP Wafer | 10P | 11.25 | 13.56 |
| A1257WR-S-XP Wafer | 2P | 1.25 | 5.75 |
| A1257WR-S-XP Wafer | 3P | 2.50 | 7.00 |
| A1257WR-S-XP Wafer | 4P | 3.75 | 8.25 |
| A1257WR-S-XP Wafer | 5P | 5.00 | 9.50 |
| A1257WR-S-XP Wafer | 6P | 6.25 | 10.75 |
| A1257WR-S-XP Wafer | 7P | 7.50 | 12.00 |
| A1257WR-S-XP Wafer | 8P | 8.75 | 13.25 |
| A1257WR-S-XP Wafer | 9P | 10.00 | 14.50 |
| A1257WR-S-XP Wafer | 10P | 11.25 | 15.75 |
| A1257WR-S-XP Wafer | 11P | 12.50 | 17.00 |
| A1257WR-S-XP Wafer | 12P | 13.75 | 18.25 |
| A1257WR-S-XP Wafer | 13P | 15.00 | 19.50 |
| A1257WR-S-XP Wafer | 14P | 16.25 | 20.75 |
| A1257WR-S-XP Wafer | 15P | 17.50 | 22.00 |