CONMOLY / ENGINEERING & CONNECTIVITY
Reference configuration: High-voltage power, data pairs and single-mode fiber are integrated into a low-mass, weatherproof, crush-resistant tether for continuous drone power and secure high-bandwidth communication.
Specialty Products (Aerospace & Defense)
CM-SPECIAL-TETHER
Tethered Drone Cables
Reference configurations only; specifications and certifications require confirmation.
Selection reference. Published third-party figures below describe specific reference configurations; they are not Conmoly guaranteed values or certifications. Confirm the final construction and test requirements with engineering.
Power pair, data pair and fiber are separate functional units; optical attenuation may increase above 85 °C.
Scroll the table horizontally to view all configuration conditions.
| Parameter | Reference value | Configuration / condition |
|---|---|---|
| Operating voltage | 250 / 600 Vrms | Power pair / data pair |
| Test voltage | 1500 Vrms | Power and data pairs |
| Maximum optical loss | 0.35 dB/km @ 1310 nm | Single-mode fiber |
| Maximum optical loss | 0.20 dB/km @ 1550 nm | Single-mode fiber |
| Insulation wall | 0.14 mm | Power and data pairs |
| Diameter reduction | 20% smaller | Versus nylon tether cables |
| Power gauges | 16 · 20 · 24 AWG | Standard part-number direction |
Reference source: www.gore.com
| Power + fiber | Continuous power with EMI-immune optical communication. |
|---|---|
| Power + data + fiber | Control, high-speed data and video return in one tether. |
| Multiple power gauges | 16/20/24 AWG power pairs selected by altitude and load. |
| Functional units | Power, data, fiber, video and discrete units are separated by function. |
|---|---|
| Unit isolation | Twists, coax, individual shields and spacing manage coupling. |
| Strength or overall shield | Tensile load, return path and platform grounding determine the structure. |
| Sealed rugged cover | Resists fluids, abrasion, temperature, repeated deployment and mission loads. |
| Mission termination | Connectors, branches, marking, strain relief and rapid-service interfaces are integrated. |
| Interface document | Pinout, protocols, connector and standard revision |
|---|---|
| Power and signal | Voltage, current, bandwidth, optical path and shield zoning |
| Mechanical boundary | Length, diameter, mass, tensile load and bend radius |
| Mission environment | Temperature, fluids, abrasion, vibration, shock and sealing |
| Operation | Reel, release, mating, maintenance and storage cycles |
| Acceptance matrix | Electrical, mechanical, environmental and system tests |
Standard and product names identify the target interface only and do not imply unverified compliance, qualification or platform approval.
Reference configuration: Sealed high-flex hybrid umbilicals for aircraft pylon and mission-store interfaces use controlled disconnect load, EMI shielding and long flex life for safe release and repeat maintenance.
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