RC Connector Comparison Guide

This guide compares high-current connectors used in RC helicopters, drones, and electric vehicles. It includes QS8, Amass AS150, and the RCPROPLUS Supra X series.

QS8 vs Amass AS150

Feature QS8 Connector Amass AS150 Connector
Max Current Rating 180A peak / 110A continuous 150A continuous
Pin Diameter 8.0 mm 7.0 mm
Wire Compatibility 6-8 AWG 8-10 AWG
Anti-Spark Feature Yes (integrated) Yes (male side only)
Size & Weight Larger, heavier Compact
Use Cases High-current helis, large drones FPV drones, mid-size helis

RCPROPLUS Supra X Series Comparison

Model Bullet Size Wire Gauge Current Rating Assembly Type Best Use Case
D4 4.0 mm 12-14 AWG ~120A Soldered Small aircraft, RX packs
D5 5.0 mm 10-12 AWG ~150A Soldered Mid-size helis, sport planes
D6 6.0 mm 8-10 AWG ~200A Soldered 3D helis, high-current ESC links
S6 6.0 mm 8-10 AWG ~200A Solderless Quick field swaps
PRO-S6 6.0 mm 8-10 AWG ~200A Solderless Clean installs
S7 7.0 mm 8 AWG ~250A Solderless Large helis, EVs
PRO-S7 7.0 mm 8 AWG ~250A Solderless Ultra-high current builds

PRO-S7 vs QS8 vs AS150

Feature RCPROPLUS PRO-S7 QS8 Connector Amass AS150 Connector
Max Continuous Current ~250A ~110A ~150A
Peak Current ~300A ~180A ~200A
Bullet Diameter 7.0 mm 8.0 mm 7.0 mm
Wire Gauge Support 8 AWG 6-8 AWG 8-10 AWG
Anti-Spark Feature Yes (integrated) Yes (integrated) Yes (male side only)
Assembly Type Solderless compression barrel Soldered Soldered
Size & Weight Compact, lightweight Larger, heavier Compact
Best Use Case Modular heli builds, EVs Extreme current setups FPV drones, mid-size helis