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← Back to Build·Shared build· 9/14/2026

A cost-optimized version of the shallow-water ROV, reducing the budget by over 5

A cost-optimized version of the shallow-water ROV, reducing the budget by over 50% by switching to a PVC-based hull and a Raspberry Pi Zero 2 W while maintaining core functionality.

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BOM size
12
AliExpress live
$363
Robot type
marine

Safety review

consumer prototype

Lista de materiais (12)

110mm PVC Pressure Pipe (300mm)
chassis · Main waterproof hull body
Buscar na Amazon
×1
$12
110mm PVC End Cap & Acrylic Disc
chassis · Waterproof sealing and viewport
Buscar na Amazon
×1
$25
Budget Underwater Thruster (CW/CCW)
actuation · Propulsion and depth control
Buscar na Amazon
×3
$75
20A Mini BLHeli ESC
actuation · Brushless motor speed control
Buscar na Amazon
×3
$24
Raspberry Pi Zero 2 W
compute · Main controller and video server
Buscar na Amazon
×1
$15
PCA9685 16-Channel PWM Driver
compute · Precise PWM signal generation
Buscar na Amazon
×1
$5
Raspberry Pi Camera Module v2
sensing · Live FPV video feed
Buscar na Amazon
×1
$12
Water Leak Sensor Probe
sensing · Safety: Detect hull breaches
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×2
$16
3S 2200mAh 25C LiPo Battery
power · Internal power source
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×1
$20
3A Mini BEC / Voltage Regulator
power · Power RPi from 3S battery
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×1
$5
20m Cat5e Ethernet Cable
connectivity · Communication tether
Buscar na Amazon
×1
$15
12V LED Strip (Waterproof)
misc · Basic underwater lighting
Buscar na Amazon
×1
$5

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