7 Pin JST GH Male Connector 1.25mm Pitch Right Angle PCB Header

Specifications

• Product Type: Right Angle Male PCB Header
  
• Connector Series: JST GH Series
  
• Pin Count: 7-Pin
  
• Pitch (Spacing): 1.25mm
  
• Mounting Orientation: Right Angle / Horizontal Through-Hole
  
• Locking Mechanism: Positive Top Locking Latch
  
• Rated Current: 1A AC/DC Continuous per pin
  
• Rated Voltage: 50V AC/DC Max
  
• Contact Resistance: 20mΩ Max
  
• Insulation Resistance: 100MΩ Min
  
• Operating Temperature: -25°C to +85°C
  
• Compatible Harness: 7-Pin 1.25mm Pitch JST GH Female Wire Assemblies

Project Evolution

Unlock New Capabilities

• Past Projects (Prerequisites): If you've already wired 4-pin or 5-pin JST GH headers for standard I2C sensors and basic serial telemetry on drone flight controllers, you know how critical compact, vibration-proof connections are. Upgrading to the 7-pin JST GH 1.25mm right-angle connector is the natural next step for routing high-density multi-signal interfaces—such as dual UART telemetry with hardware flow control, combined GPS/Mag/Safety switch modules, or multi-pin gimbal controls horizontally across your PCB.
• Feature Upgrade (What This Unlocks): This 7-pin JST GH right-angle header unlocks low-profile horizontal cable routing for complex 7-wire peripheral assemblies, including multi-function flight controller expansion ports, integrated GPS with compass and LED indicators, and high-speed telemetry lines. Featuring a positive top-locking click latch and 1.25mm pitch spacing, it provides vibration-proof connector retention while saving valuable vertical space inside compact drone frames and robotic chassis.

Effort Level & Minimum Hardware

Effort Level: Beginner / Intermediate 

Minimum hardware to get started:

• Soldering Iron & Solder — required to solder the 1.25mm through-hole pins securely to your custom PCB or breakout board.
  
• 7-Pin JST GH Female Cable Harness — necessary to plug into this male header and transfer power, ground, and 5 multi-function signal lines to remote modules.
  
• Custom PCB / Flight Controller with 1.25mm Pitch Holes — required to accept the through-hole connector pins for electrical continuity.

Virtual Technician & Pinout Guide

⚠️ Safety Warnings:

• Current Limit Warning: Do not exceed 1A continuous DC current per pin; excessive current draw will cause resistive heating and melt the plastic housing.
• Thermal Solder Limit: Limit soldering iron contact time to under 3 seconds per pin at 300°C–320°C to avoid softening or warping the connector body.
• Polarity & Pinout Inspection: Always verify signal assignment (e.g., VCC, GND, TX, RX, RTS, CTS, SDA/SCL) on the mating female cable harness before applying power to prevent permanent damage to sensitive flight controller ports or remote sensors.

Package Includes: 

1× 7-Pin JST GH Male Connector 1.25mm Pitch Right-Angle Header 

Frequently Asked Questions

1. What is the exact pin pitch of this 7-pin JST GH right-angle header?
   This header features a precise 1.25mm center-to-center pin spacing (pitch) compliant with standard JST GH series specifications.
2. Is this 7-pin right-angle header compatible with GPS and safety switch ports on flight controllers?
   Yes, 1.25mm pitch 7-pin JST GH connectors are standard across Pixhawk, ArduPilot, and modern drone GPS/compass, safety switch, and telemetry ports.
3. Will a 7-pin JST SH or JST PH female cable fit into this JST GH header?
   No, JST SH (1.0mm pitch) and JST PH (2.0mm pitch) have different pin spacings and locking geometries and are not compatible with JST GH.
4. What is the maximum current rating per pin for this 7-pin JST GH header? Each pin is rated for up to 1A AC/DC continuous current when paired with standard 26–30 AWG JST GH wiring harnesses.
5. What is the maximum operating voltage rating for this connector?
   The connector is rated for up to 50V AC/DC maximum operational voltage between adjacent pins.
6. What mounting orientation does this 7-pin JST GH male header use?
   It uses a right-angle (horizontal) through-hole PCB mounting orientation that routes cables parallel to the circuit board.
7. How does the locking latch on the 7-pin JST GH connector function?
   The header features a top-mounted positive locking latch that clicks securely into the female housing ridge to prevent vibration disconnections.
8. Does this 7-pin mechanical connector require software drivers or library code?
   No, this is a passive physical connector header and does not require software drivers, code libraries, or microcontroller initialisation.
9. What wire gauge is recommended for custom 7-pin JST GH female harnesses?
   Standard pre-crimped 7-pin JST GH female harnesses typically use flexible 26 AWG to 30 AWG silicone or PVC stranded wire.
10. How can I prevent thermal damage to the plastic body while soldering? Use a fine soldering iron tip at 300°C–320°C and limit soldering time to under 3 seconds per pin to avoid softening the housing.
11. What should I do if solder bridges across adjacent 1.25mm pins?
    Apply liquid rosin flux and use desoldering braid (wick) with a fine tip to cleanly draw away excess solder bridges.
12. Why is the female cable harness resisting insertion into the header? Check for bent header pins inside the housing shroud and ensure the top locking tab aligns correctly with the female latch receptacle.
13. Are these 7-pin JST GH right-angle headers quality-checked at Probots? Yes, every batch undergoes visual pin alignment and locking mechanism inspection at Probots in Bangalore before dispatch.
14. Is bulk or OEM pricing available for robotics manufacturers and universities?
    Yes, Probots offers volume tier pricing for commercial drone manufacturers, engineering labs, and institutional buyers.
15. Does Probots stock matching 7-pin JST GH female cable harnesses?
    Yes, we carry matching 7-pin JST GH female cable harnesses and connector kits in our Bangalore store for complete plug-and-play assembly.