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I/O Connector with a 1.27-mm pitch (Hirose Electric Original Type). A selection of two types of lock methods and abundant variations for wire connection and implementation methods are available.
Japanese Only
Part Number
Configured Part Number is shown.
DX31A-50P(50)

DX Series list
| Item | Standard Value | |
|---|---|---|
| Operating Temperature Range | -55 to +85°C | |
| Rated Current | 0.5 A | |
| Rated voltage | 125 V AC | |
| Contact resistance | 50 mΩ or less at 100 mA DC | |
| Insulation resistance | 250 MΩ or more at 100 V DC | |
| Withstand voltage | 300 V AC r.m.s for 1 minute | |
Product Standards
| Part Name | Materials | Color/Finish | |||
|---|---|---|---|---|---|
| Plug case | Zinc diecast | Silver coating | |||
| Receptacle case | Zinc diecast | Nickel plating | |||
| Insulator | PBT resin or equivalent or better* | Black* | |||
| Male contact | Copper alloy | Selective gold plating | |||
| Female contacts | Copper alloy | Selective gold plating |
| I/O Cable | |||||
|---|---|---|---|---|---|
| Conductor size | AWG#30 | AWG#28 | |||
| Conductor configuration | 7/0.1 | 7/0.127 | |||
| Insulator outer diameter | ø0.5 | ø0.58 | |||
| Cable UL style | UL20276 and UL2789 | ||||
I/O Cable
| Ribbon, Flat Cable | ||||
|---|---|---|---|---|
| Conductor size | AWG#28 | |||
| Conductor configuration | 19/0.08 | |||
| Cable thickness | 0.9 | |||
| Cable UL style | UL2651, UL2734, UL20012 | |||
Ribbon, Flat Cable

Connector for one-touch lock interface

Connector for screw lock interface

Plug-in connector

1. Align the wiring jig case guide with the connector pins and set the protector.

2. Clamp the cable and terminate each signal wire to the protector.

3. Combine the 2 protectors and temporarily fasten to the connector main body.

4. Set the guide plate to the connecting press.

5. Set the connector to the guide plate and insert the guide plate into the connecting press.

6. Pull the handle down towards you. (This completes termination and cutting of extra cable)

1. Set the guide plate to the connecting press and set Protector C to the jig.

2. Set the 1st cable. (Fix the 1st cable using the cable clamp (1) of the guide plate)

3. Combine Protector D with Protector C.

4. Set the 2nd cable. (Fix the 2nd cable using the cable clamp (2) of the guide plate)

5. Temporarily fasten the connector main body to the protector.

6. Move the slider base to the insulation displacement position and push down the handle. (This completes termination)
| Part Number |
|---|
| DX31A-50P(50) |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | RoHS | Number Of Pins | Applicable pin/contact | Wiring Method | Rated Current (A) | Connection direction | Connector Type | Allowable Voltage (V) | Plating of part touching terminal | Product Category | Specifications | Features | Contact Pitch (mm) | Terminal pitch (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 55.57 | 1 Piece(s) | 4 Day(s) or more | 10 | 50 | Male | Pressure Welding | 0.5 | Straight | [Cable Connection] Cable Connection | AC125 | Gold | Plug | AWG♯28 | Batch pressure welding (for fine wires) | 1.27 | 2.54 |
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| D/E/F | DX | Connector Shape | Rectangular | Connector series initials | D/E/F |
|---|---|---|---|---|---|
| Operating Temperature Range(°C) | -55 to +85 |
Please check the type/dimensions/specifications of the part DX31A-50P(50) in the Half Pitch Interface Connector, DX Series series.
| Part Number |
|---|
| DX-100-CV1 |
| DX-20-CV |
| DX-28-CV |
| DX-28-CV1 |
| DX-36-CV |
| DX-36-CV1 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | RoHS | Number Of Pins | Applicable pin/contact | Wiring Method | Rated Current (A) | Connection direction | Connector Type | Allowable Voltage (V) | Plating of part touching terminal | Product Category | Specifications | Features | Contact Pitch (mm) | Terminal pitch (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MYR 58.82 | 1 Piece(s) | 5 Day(s) or more | - | 100 | - | - | - | - | - | - | No terminal | Plug cover | Screw lock | NA | NA | - | ||
MYR 32.58 | 1 Piece(s) | 4 Day(s) or more | 10 | 20 | - | - | - | - | - | - | No terminal | Plug cover | Single-Action Lock | NA | NA | - | ||
MYR 55.06 | 1 Piece(s) | 5 Day(s) or more | - | 28 | - | - | - | - | - | - | No terminal | Plug cover | Single-Action Lock | NA | NA | - | ||
MYR 80.12 | 25 Piece(s) | 12 Day(s) or more | 10 | 28 | - | - | - | - | - | - | No terminal | Plug cover | Screw lock | NA | NA | - | ||
MYR 49.78 | 1 Piece(s) | 5 Day(s) or more | - | 36 | - | - | - | - | - | - | No terminal | Plug cover | Single-Action Lock | NA | NA | - | ||
MYR 52.82 | 1 Piece(s) | 5 Day(s) or more | - | 36 | - | - | - | - | - | - | No terminal | Plug cover | Screw lock | NA | NA | - |

HIROSE ELECTRIC
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HIROSE ELECTRIC
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HIROSE ELECTRIC
Standard Price : MYR 7.97-
Days to Ship : 1 Day(s) or more

MISUMI
Days to Ship : 5 Day(s) or more

3M
Standard Price : MYR 19.55-
Days to Ship : 4 Day(s) or more
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