DB15 Female Straight Solder Type D-SUB Connector

Specifications

• Product Type: D-SUB Straight Solder Cup / Cable Socket Header
  
• Gender: Female (Receptacle / Socket Contacts)
  
• Pin Count: 15 Pins (2-Row Standard DB15)
  
• Pitch (Pin Spacing): Standard D-SUB 2.77mm
  
• Termination Style: Rear Solder Cups (Solder Bucket)
  
• Mounting Type: Panel Mount / Cable Mount (Flanged)
  
• Mounting Hardware: Dual Panel-Mount Flange Holes (3.05mm)
  
• Current Rating: 3A Continuous per pin
  
• Rated Voltage: 250V AC/DC Max
  
• Contact Resistance: 15mΩ Max
  
• Insulation Resistance: 1000MΩ Min at 500V DC
  
• Dielectric Withstanding Voltage: 500V AC for 1 minute
  
• Operating Temperature: -55°C to +105°C
  
• Material: Nickel-plated Steel Shell, Black Glass-filled PBT Insulator (UL94V-0)
  
• Compatible Interfaces: Industrial Serial, DAQ Equipment, Custom Wire Harnesses, Legacy Video Signals

Project Evolution

Unlock New Capabilities

• Past Projects (Prerequisites): If you've already built projects using standard DB9 serial connectors or basic UART modules on microcontrollers, you're familiar with point-to-point serial communication across dedicated pin headers. Upgrading to the DB15 female straight solder-type D-SUB connector is the natural next step for routing high-density 15-channel signals—such as multi-axis stepper encoder lines, industrial DAQ sensor channels, or custom video interfaces—directly through panel-mount enclosures or custom cable assemblies.
• Feature Upgrade (What This Unlocks): This DB15 female straight solder-type connector unlocks durable wire-to-panel and cable-end socket connections for 15-wire signal assemblies. Featuring two staggered rows of female socket contacts, rear solder cups for direct wire soldering, and dual panel-mount flange holes, it ensures secure signal paths and mechanical locking against front or rear panel cutouts.

Effort Level & Minimum Hardware

Effort Level: Beginner / Intermediate 

Minimum hardware to get started:

• Soldering Iron & Solder — required to solder connecting wires securely into the individual rear solder cups.
• DB15 Male Cable / Mating Plug Harness — necessary to plug into this female socket header to route multi-channel signals or power lines.
• Custom Enclosure / Panel Cutout — required to mount the connector flange securely using standard hardware to prevent mechanical stress on wire solder joints.

Virtual Technician & Pinout Guide

⚠️ Safety Warnings:

• Voltage Level Warning: Verify signal voltage levels across all 15 pins before applying power. If interfacing high-voltage industrial signals (e.g., 24V PLC or RS422/RS485 differential lines) with 3.3V or 5V microcontrollers, use appropriate level shifters or optocouplers.
• Thermal Solder Limit: Limit soldering iron contact time to under 3 seconds per solder cup at 300°C–320°C to avoid softening or deforming the internal black PBT plastic pin isolator.
• Short-Circuit Prevention: Slide heat shrink tubing over each individual wire before soldering to insulate every solder cup joint and prevent short circuits between adjacent terminals.

Package Includes: 

1× DB15 Female Straight Solder Type D-SUB Connector

Frequently Asked Questions

1. What is the exact pin geometry and gender of this DB15 connector?
   This is a 15-pin Female (Receptacle / Socket Contacts) D-SUB connector with standard 2-row staggered 2.77mm pitch spacing, designed for straight solder-bucket wire assembly or panel mounting.
2. Is this DB15 female solder-type connector compatible with standard male DB15 cable plugs?
   Yes, it features a standard 2-row DB15 female socket interface that securely mates with standard 15-pin male DB15 cable plugs, panel connectors, and terminal breakout headers.
3. Can I use this DB15 connector for standard VGA monitor cables?
   No, this is a standard 2-row 15-pin DB15 female connector; standard VGA monitor interfaces use a 3-row High-Density (HD15) layout, so verify your cable layout before soldering.
4. What is the maximum continuous current rating per contact socket?
   Each solid female contact socket is rated for up to 3A AC/DC continuous current.
5. What is the maximum operating voltage rating across adjacent contacts? The connector is rated for up to 250V AC/DC Max with a dielectric withstanding voltage of 500V AC for 1 minute.
6. What termination style does this straight DB15 female connector use?
   It uses rear solder cups (solder buckets), allowing individual stranded or solid copper wires to be soldered directly to each socket pin.
7. How does this connector mount to custom panels or enclosures?
   It features two standard 3.05mm mounting flange holes on the nickel-plated steel shell for secure screw fastening against enclosure cutouts.
8. Does this physical DB15 female solder connector require any software driver or code?
   No, this is a passive physical connector hardware component and requires no software drivers, microcode, or microcontroller libraries.
9. Does this connector support RS232, RS422, or RS485 serial communication protocols?
   Yes, as a passive physical interface, it carries low-voltage serial data streams, differential lines, and DAQ signals regardless of baud rate.
10. How do I prevent thermal damage to the black plastic insulation during soldering?
    Keep your soldering iron temperature between 300°C–320°C and limit contact time to under 3 seconds per solder cup.
11. How do I avoid short circuits between adjacent solder cups on a tight 15-pin assembly?
    Slide individual pieces of heat shrink tubing over every wire lead prior to soldering, then shrink them over the completed joints to fully isolate each terminal.
12. What should I do if a signal channel fails or shows intermittent continuity after assembly?
    Inspect solder joints for cold welds or solder bridges, verify continuous ground shielding on the metal shell, and clean flux residue with isopropyl alcohol.
13. Are these DB15 female straight solder connectors quality inspected at Probots?
    Yes, every batch undergoes visual QC inspection at Probots in Bangalore to confirm straight female contact sockets, pristine nickel shell plating, and intact black PBT isolators.
14. Is bulk/tiered pricing available for R&D labs and machinery OEMs?
    Yes, Probots offers tier discounts and bulk dispatch for industrial automation OEMs, university laboratories, and commercial machinery manufacturers.
15. Does Probots stock matching DB15 male connectors and terminal breakout boards?
    Yes, we carry matching male DB15 straight solder connectors, DB15 terminal breakout modules, and heat shrink kits in our Bangalore store.