PingZheng PZ-15178B

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-26

Identity
Brand
Product Number	PZ-15178B
Category	Hobby
Discontinued	Yes
Performance
Torque	6.0V 27.80 oz-in 4.8V 25.00 oz-in Average
Speed	6.0V 0.07 sec/60° 4.8V 0.09 sec/60° Above Average
Physical
Weight	0.48 ozBelow Average
Dimensions	L 0.902 in W 0.472 in H 1.075 in
Drivetrain
Motor Type	Coreless
Gears	Metal
Rotation Mode	Positional
Rotation/Support	Bushing
Control & Signal
Modulation	Digital
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–6 V
Connectivity
Connector	JR (Universal) estimate
Origin
Country of Origin	China

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Average Stronger than 44% of 349 Digital Micro servos at 4.8V
Speed	Above Average Faster than 78% of 347 Digital Micro servos at 4.8V
Weight	Below Average Lighter than 34% of 597 Digital Micro servos

Performance Analysis

Shaft Power	0.51–0.73 W
Power Density	1.604 W/in³ More power-dense than 45% of 563 Digital Micro servos
Torque Density	1.8519 oz-in/g Stronger than 23% of 349 Digital Micro servos
Torque-to-Volume Ratio	54.62 oz-in/in³ Denser torque than 24% of 345 Digital Micro servos
Speed-to-Weight	0.82305 (1/sec·g) Faster than 60% of 347 Digital Micro servos
Speed-Torque Trade-off	2.25 Better balanced than 31% of 345 Digital Micro servos
Torque Gain per Volt	9.33%/V More voltage-responsive (torque) than 10% of 290 Digital Micro servos
Speed Gain per Volt	23.80%/V More voltage-responsive (speed) than 79% of 295 Digital Micro servos
Voltage Range Width	1.2 V Wider voltage range than 35% of 496 Digital Micro servos