When you need a JST wire harness for a drone, connector fit, signal reliability, cable routing, and customization all affect system performance. A poorly matched harness can create installation issues, inconsistent connections, or unnecessary weight in a compact drone assembly. The JYE Technology JST GHR-04V-S 1.25 3-pin wire harness is designed for drone RSSI cable applications where compact connections and flexible wiring options matter. You can customize the wire length and color, select different insulation materials, and specify configurations from 2 to 15 pins. With UL and RoHS-compliant options, this harness can support OEM and engineering projects that require controlled electrical and mechanical specifications.
Why Choose a JST Wire Harness for Drone Applications?
Drone electronics often have limited installation space. Your cable assembly needs to connect reliably while fitting around flight controllers, communication modules, sensors, power systems, and other onboard components.
The JYE Technology JST wire harness uses a JST GHR-04V-S 1.25 connector configuration for the featured 3-pin RSSI cable. The compact connector format makes it suitable for applications where PCB connections and cable routing require a smaller footprint.
Key specifications include:
- Rated current: 1A
- Contact resistance: 20MΩ max
- Insulation resistance: 100MΩ min
- Withstanding voltage: 200V AC/DC
- Operating temperature: -20°C to +105°C
- Available pins: 2–15 pins
- Applicable wire gauge: 32–26AWG
- Connector: JST or equivalent
- Wire insulation: Silicone, PVC, Teflon, or XLPE
- Wire length: Customizable
- Wire color: Customizable
- Certification options: UL and RoHS
This configuration gives you more flexibility than a fixed off-the-shelf cable when your drone design has specific routing or assembly requirements.
Custom JST 3 Pin Wire Harness for RSSI Cables
An RSSI cable can play an important role in communication and signal monitoring within a drone system. Your cable assembly needs to match the connector interface and available installation space while maintaining consistent production specifications.
For the featured product, the JST GHR-04V-S 1.25 3-pin wire harness provides a practical starting configuration. JYE Technology can also adjust the cable design according to your application.
Customization Options
You can request:
- Connector configuration – Select the required pin count from 2 to 15 pins.
- Wire specification – Choose suitable wire gauges between 32 and 26AWG.
- Insulation material – Select silicone, PVC, Teflon, or XLPE according to application requirements.
- Cable length – Specify the required length for your PCB and system layout.
- Wire color – Customize colors to simplify assembly identification and maintenance.
- Design support – Request free design drawings before production.
This approach is useful when you are developing a new drone platform, modifying an existing electronic system, or preparing a repeat OEM production order.

JST Wire Harness vs. Standard Cable Options
The right cable depends on your electrical requirements, available space, and production needs. A customized harness can reduce manual assembly work because the connector and wire configuration are prepared according to your design.
| Feature | JYE JST Wire Harness | Standard Cable |
|---|---|---|
| Pin configuration | 2–15 pins available | Usually fixed |
| Cable length | Customizable | Usually preset |
| Wire color | Customizable | Limited options |
| Wire gauge | 32–26AWG | Depends on product |
| Connector | JST or equivalent | Product dependent |
| Insulation | Silicone, PVC, Teflon, XLPE | Usually fixed |
| Design support | Free design drawings | Usually unavailable |
| OEM suitability | High | Application dependent |
For drone OEM projects, these customization options can help you simplify procurement and improve consistency between prototype and mass-production assemblies.
JYE Technology Manufacturing Support for Drone Harnesses
JYE Technology has specialized in custom wire harnesses and connectors since 2010. The company operates a 5,000m² manufacturing facility with 100+ professionals and provides solutions for automotive electronics, drones, medical equipment, industrial automation, and other applications.
Its manufacturing capabilities include automated wire cutting and crimping, laser marking, and production support for complex assemblies such as LVDS cables and BMS harnesses. The company reports an average daily production capacity of 50,000 lines with a yield rate of ≥99.5%.
Quality control is also important when you are sourcing drone cable assemblies for repeat production. JYE Technology states that its products comply with international requirements including:
- UL
- RoHS
- CE
- REACH
The company also provides customized wiring harness solutions for global customers and maintains service outlets in North America and Europe for technical support and response.
Where This Drone Cable Assembly Fits
You can consider this JST wire harness for applications such as:
- Drone RSSI signal connections
- Flight controller wiring
- Communication module connections
- Compact PCB-to-wire interfaces
- UAV electronic assemblies
- Drone prototype development
- OEM drone cable assemblies
For engineering teams, the ability to customize cable length, wire color, connector configuration, and insulation material can be particularly useful when the available installation space changes between drone models.
FAQ
1. What connector does this drone RSSI cable use?
The featured product uses a JST GHR-04V-S 1.25 3-pin connector. JYE Technology can also provide JST or equivalent connector options according to your project requirements.
2. Can I customize the JST wire harness?
Yes. You can customize the pin count, wire length, wire color, wire gauge, and insulation material. JYE Technology also provides free design drawings for project evaluation.
3. What certifications are available?
The product supports UL and RoHS certification requirements, while JYE Technology also states compliance with CE and REACH requirements across its product range.
Conclusion
When your drone project requires a compact, configurable cable assembly, the JST wire harness offers a practical option for RSSI and other electronic connections. The JYE Technology JST GHR-04V-S 1.25 3-pin harness combines 2–15 pin configuration options, 32–26AWG wire support, customizable cable length and color, and multiple insulation choices. With a 5,000m² facility, 100+ professionals, automated production capabilities, and UL/RoHS-related quality options, JYE Technology can support both prototype development and repeat OEM requirements.

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