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Buoy B V.10 - Bill of Materials

A project log for 2021 HDP Dream Team: EJA

Learn more about Team EJA's intelligent buoy, and how their solution will help the global fight against ghost gear.

leonardo-wardLeonardo Ward 09/18/2020 at 18:580 Comments

This log presents a price of each one of the elements related to the electronics of the Buoy B V1.0. The following table presents the price per unit and the price per 1000 units for each component, taking into consideration the changes in the price per unit when bought in groups of 1000 units.

PCB Components

NamePrice per unitPrice per 1000 units
PCB$0.50 $767.00
ESP32-DEVKITC-32D $10.00 $10,000.00
TB6612FNG MOTOR DRIVER BOARD$5.45$5,450.00
CONN HDR 19POS 0.1 TIN PCB $1.17 $643.68
CONN HDR 9POS 0.1 GOLD PCB $0.67 $368.64
CONN HDR 9POS 0.1 GOLD PCB $0.67 $368.64
CONN HDR 8POS 0.1 TIN PCB$0.65$334.13
CONN HDR 8POS 0.1 TIN PCB$0.65$334.13
CONN HDR 19POS 0.1 TIN PCB $1.17 $643.68
TERM BLK 2P SIDE ENT 5.08MM PCB $0.80 $205.20
TERM BLK 2P SIDE ENT 5.08MM PCB  $0.80  $205.20
TERM BLK 3P SIDE ENT 5.08MM PCB$0.85$289.00
CONN HDR 6POS 0.1 TIN PCB $0.52 $265.82
CONN HDR 5POS 0.1 GOLD PCB $0.47 $243.54
CONN HEADER VERT 40POS 2.54MM $2.29 $1,272.00
CONN HEADER R/A 3POS 2.5MM$0.22$100.49
Adafruit Ultimate GPS$39.95$39,950.00
RFM95W LoRa Radio $19.95 $19,950.00

External Components

NamePrice per unitPrice per 1000 units
SERVOMOTOR RC 5V HIGH TORQUE$9.95$9,950.00
CR2032 Lithium Coin Cell Battery$0.95$860.00
DP OFF-ON TABS M12X0.75 DC$3.40 $2,270.00
20W ADJUSTABLE DC-DC BUCK CONVERTER$4.95$4,950.00
2200mAh 7.4V 2S 50C LiPo$24.99$24,990.00

Overall Price

Price per unitPrice per 1000 units
$131.02$124,411.15

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