Table 6.
Bill of Materials summary. A complete BOM can be found in the supplied repository with the name “Naming_and_BOM.xlsx”.
| Designator | Component | Number | Cost per unit - EUR ex. VAT | Total cost - EUR ex. VAT | Source of materials | Material type |
|---|---|---|---|---|---|---|
| P01 | Mini Conductivity Probe K 1.0 | 1 | 100.65 | 100.65 | https://atlas-scientific.com | Semi-conductor |
| P02 | EZO Conductivity circuit | 1 | 54.73 | 54.73 | https://atlas-scientific.com | Semi-conductor |
| P03 | Potted Cable Penetrator, M6 | 4 | 3.53 | 14.13 | https://bluerobotics.com | Metal |
| P04 | West System epoxy G/flex 650–8 | 1 | 33.24 | 33.24 | https://www.hfmarine.dk | Polymer |
| P05 | RG174A/U 50 Ohm Coax cable 20 m | 1 | 22.98 | 22.98 | https://dk.rs-online.com | Semi-conductor |
| P06 | 24 AWG, 4 conductor PU cable | 1 | 4.41 | 4.41 | https://bluerobotics.com | Metal |
| P07 | Cylindrical ceramic heating element | 2 | 6.24 | 12.48 | Zhuhai 4U Electronic Ceramics Co. | Ceramic |
| P08 | DiaCast 76 PUR Casting rubber | 1 | 20.87 | 20.87 | https://www.diatom.dk | Polymer |
| P09 | SMA Female crimp connector, RG-174 | 3 | 3.77 | 11.30 | https://dk.rs-online.com | Metal |
| P10 | 433 MHz antenna | 3 | 8.60 | 25.80 | https://www.mouser.dk | Semi-conductor |
| P11 | Quectel GPS receiver | 1 | 16.80 | 16.80 | https://dk.rs-online.com | Semi-conductor |
| P12 | O-ring 33 X 2 NBR | 1 | 0.64 | 0.64 | https://ehandel.mw.dk | Polymer |
| P13 | Simple Penetrator M10 | 4 | 15.01 | 60.04 | https://www.bluetrailengineering.com | Metal |
| P14 | TOP-211-Endcap_top | 1 | 389.81 | 389.81 | Nymark & Fogh Teknik | Metal |
| P15 | TOP-211-Endcap_bottom | 1 | 389.81 | 389.81 | Nymark & Fogh Teknik | Metal |
| P16 | Polyurethane Tubing Ø8mm, 1 m | 1 | 3.53 | 3.53 | https://www.bluetrailengineering.com | Polymer |
| P17 | Celsius Fast-Response Temperature Sensor, ±0.1 °C | 1 | 52.98 | 52.98 | https://bluerobotics.com | Semi-conductor |
| P18 | Subsea LED indicator | 1 | 11.48 | 11.48 | https://bluerobotics.com | Semi-conductor |
| P19 | M10 enclosure vent and plug | 1 | 7.95 | 7.95 | https://bluerobotics.com | Metal |
| P20 | Bar30 High-Resolution Pressure Sensor, 300 m | 1 | 63.57 | 63.57 | https://bluerobotics.com | Semi-conductor |
| P21 | VEC™- Carbon fibre rod Ø3mm 1 m | 2 | 1.82 | 3.63 | https://ekomposit.dk | Composite |
| P22 | Closed cell PU foam 20x30x810mm | 1 | 6.72 | 6.72 | Arbi-Skum | Polymer |
| P23 | Teensy 4.1 development board | 1 | 27.57 | 27.57 | https://www.elfadistrelec.dk | Semi-conductor |
| P24 | 2.54 mm pitch socket head male header, right angle | 2 | 5.46 | 10.92 | https://www.mouser.dk | Metal |
| P25 | 2.54 mm pitch socket head female header, double row | 2 | 55.69 | 111.38 | https://www.digikey.dk | Metal |
| P26 | VEC™- Carbon fibre tube Ø7mm 1 m | 2 | 6.35 | 12.69 | https://ekomposit.dk | Composite |
| P27 | SOS Leak sensor | 1 | 25.61 | 25.61 | https://bluerobotics.com | Semi-conductor |
| P28 | Paracord Ø1.9 mm 1 m | 15 | 0.28 | 4.20 | https://www.paracord.eu | Polymer |
| P29 | 18650 lithium battery cell, 3.7 V, 3Ah | 4 | 8.23 | 32.92 | https://www.conradelektronik.dk | Metal |
| P30 | Li-ion 4S 20A Li-ion BMS | 1 | 10.65 | 10.65 | https://www.batteri-energi.dk | Semi-conductor |
| P31 | XT30 connector, female | 1 | 0.70 | 0.70 | https://www.conradelektronik.dk | Metal |
| P32 | Heat shrink tubing, 120 mm | 1 | 2.17 | 2.17 | https://batteri-energi.dk | Polymer |
| P33 | Carbon fibre plate, cured | 1 | 12.48 | 12.48 | https://ekomposit.dk | Composite |
| P34 | Nylon Webbing | 1 | 6.35 | 6.35 | https://www.jemogfix.dk | Polymer |
| P35 | TOP-211-Canister | 1 | 389.81 | 389.81 | Nymark & Fogh Teknik | Metal |
| P36 | Threaded rod, M4 | 1 | 6.14 | 6.14 | https://ehandel.mw.dk | Metal |