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| BILL OF MATERIALS | | | |
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| For one Node module. | | | |
| Sr No | Item | Qty | Price | Total | Source | Links to sellers | | | |
| ELECTRONICS | | | |
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| 1 | Microcontroller_ATtiny1614-SSFR | 1 | ₹ 237 | ₹ 237 | Fablab Inventory | https://robu.in/product/attiny1614-ssfr-microchip-8-bit-mcu-avr-family-attiny16-series-microcontrollers-avr-20-mhz-16-kb-14-pins-soic/?gad_source=1&gad_campaignid=21658520538&gbraid=0AAAAADvLFWeq4OIqQOtMTumCgeUR5qf3m&gclid=CjwKCAjwvO7CBhAqEiwA9q2YJfYqchhFp0azKE_Xop5twk-TNrQ02GXBiiFoGjViD3YpRpe9t-bO5BoCmkAQAvD_BwE | | | |
| 2 | PinHeader_02x03_P2.54mm_Vertical_SMD | 1 | - | - | Fablab Inventory | | | | |
| 3 | Diode_Schottky_SOD123 | 9 | ₹ 7 | ₹ 63 | Fablab Inventory | https://robu.in/product/bat42w-slkor-sod-123-schottky-diodes-rohs/?gad_source=1&gad_campaignid=17427802703&gbraid=0AAAAADvLFWe0RhNx6z18O-TqgpTY8Y3qD&gclid=CjwKCAjwvO7CBhAqEiwA9q2YJQwGSnDn7Mvd9l20M0ikf14yqy7iP9CMniXh4hEgUtT_iyzh635VYBoCRIcQAvD_BwE | | | |
| 4 | capacitor 1 uF | 1 | ₹ 3.00 | ₹ 3.00 | Fablab Inventory | https://robu.in/product/1uf-1000nf-50v-capacitor-0603-smd-package-pack-of-20/ | | | |
| 5 | Mechanical switches | 9 | ₹ 14.28 | ₹166 | Fablab Inventory | | | | |
| 6 | WS2812B LED strip(60LED/m) | 1 | ₹ 225 | ₹225 | Local Store | https://hubtronics.in/neopixel-ws2811-led-strip-india?language=en-gb¤cy=INR&srsltid=AfmBOormCDjpNiSKB3fMaVnVRkY4xyUwC9uO7hbeUlJkZFMD9CBPQB6gl0Q | | | |
| 7 | Pogo Pins | 10 | ₹ 50 | ₹ 500 | Local Store | https://www.digikey.in/en/products/detail/mill-max-manufacturing-corp/0906-8-15-20-76-14-11-0/3737528 | | | |
| 8 | 02x03 Vertical IDC pin header | 1 | - | - | Fablab Inventory | - | | | |
| 9 | FR1 copper clad -Single sided | 1 | - | - | Fablab Inventory | - | | | |
| 10 | esun PLA White Filament for Body | 76.64g | ₹ 98.7 | ₹ 98.8 | Fablab Inventory | - | | | |
| 10 | esun PLA White Filament for keyplate | 9.88g | ₹ 12.7 | ₹ 12.8 | Fablab Inventory | - | | | |
| For the Keycaps | | | |
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| 1 | Aditya Silicon 3434 | 1kg | ₹1495.00 | ₹1495.00 | Fablab Inventory | https://adityasilicone.com/product-category/silicone-rubber/3443/ | | | |
| 2 | Aditya Ultra Clear Cast Epoxy – 37 | 1kg | ₹700.00 | ₹700.00 | Fablab Inventory | https://adityasilicone.com/product/easy-cast-clear-epoxy-37-table-top-crafts/ | | | |
| | | | | | | | | | |
| For Display Module | | | |
| Sr No | Item | Qty | Price | Total | Source | Links to sellers | | | |
| Electronics | | | |
| | | |
| 1 | XIAO ESP32C6 | 1 | ₹ 583.00 | ₹ 583.00 | Fablab Inventory | https://robu.in/product/seeed-studio-xiao-esp32c6/ | | | |
| 2 | Resistor 1k | 1 | ₹ 8.52 | ₹ 8.52 | Fablab Inventory | https://www.digikey.in/en/products/detail/yageo/RC1206FR-131KL/13694464?gad_source=1&gad_campaignid=20120262938&gbraid=0AAAAADrbLljm_RhuzI3uvYK4D-lzHclah&gclid=CjwKCAjwmenCBhA4EiwAtVjzmjwQyIs-BNNj8aWQr6i4cYb4WpSYGXMMCf60eN0-GwuZth5gMROmpBoCTy8QAvD_BwE&gclsrc=aw.ds | | | |
| 3 | Resistor 10k | 4 | ₹ 8.52 | ₹ 34.08 | Fablab Inventory | https://www.digikey.in/en/products/detail/yageo/RC1206JR-1010KL/14287758?gad_source=1&gad_campaignid=20120262938&gbraid=0AAAAADrbLljm_RhuzI3uvYK4D-lzHclah&gclid=CjwKCAjwmenCBhA4EiwAtVjzmnkuWMdaazOYwNPWmh-BB3EP_6XxIDJ-GYYEs9AjMWviWEQniNi_uxoCiKsQAvD_BwE&gclsrc=aw.ds | | | |
| 4 | capacitor 1 uF | 2 | ₹ 3.00 | ₹ 3.0 | Fablab Inventory | https://robu.in/product/1uf-1000nf-50v-capacitor-0603-smd-package-pack-of-20/ | | | |
| 5 | Buzzer | 1 | ₹ 160.08 | ₹ 160.08 | Fablab Inventory | https://www.mouser.in/ProductDetail/Mallory-Sonalert/AST0927MW-3.6Q?qs=GBLSl2AkiruCNj2OSVW9BA%3D%3D&srsltid=AfmBOop3xS2KLDH4xModQOG_MC_ZNET9FAuRjOtBzRFpmBSI7dtzRr-a | | | |
| 6 | N-channel mosfet AO3400A | 1 | ₹ 6.00 | ₹ 6.00 | Fablab Inventory | https://robu.in/product/1-month-warranty-414/?gad_source=1&gad_campaignid=17427802703&gbraid=0AAAAADvLFWe0RhNx6z18O-TqgpTY8Y3qD&gclid=CjwKCAjwmenCBhA4EiwAtVjzmhxmmctnurvBFx7lve7VYkaZQ0n2F9snv6MOf9OdFqfmul1ckFFoeBoCryAQAvD_BwE | | | |
| 7 | Rotary Encoder | 1 | ₹49.00 | ₹49.00 | Fablab Inventory | https://robu.in/product/m274-360-degree-rotary-encoder-module-brick-sensor/?gad_source=1&gad_campaignid=20363337560&gbraid=0AAAAADvLFWc3DXWjg9Czp8xBLZAckSA88&gclid=CjwKCAjwmenCBhA4EiwAtVjzmozVXumhHHhMx0Z32HHI6Ew2zRiGfdRwhd9--5FqOvsMyPELYT4H-hoC3dcQAvD_BwE | | | |
| 8 | OLED display .96in SH1107 | 1 | ₹ 283.00 | ₹ 283.00 | Online store | https://www.alibaba.com/product-detail/GME64128-11-4P-IIC-Display-Module_1600176570538.html | | | |
| 9 | slide switch DPDT | 1 | ₹ 9.00 | ₹ 9.00 | Online store | https://robu.in/product/1-month-warranty-256/?gad_source=1&gad_campaignid=17427802703&gbraid=0AAAAADvLFWe0RhNx6z18O-TqgpTY8Y3qD&gclid=CjwKCAjwmenCBhA4EiwAtVjzmo8pN5vGn_hDJpQmN6QR8AEHrQVpdGZgmHYi0Q0RRn_2Z7oIwcWU4RoCxTgQAvD_BwE | | | |
| 10 | FR1 copper clad -Single sided | 1 | | - | Fablab Inventory | - | | | |
| 11 | esun PLA White Filament for Body | 39.38 g | ₹ 50.8 | ₹ 50.9 | Fablab Inventory | - | | | |
| 12 | esun PLA White Filament for Topplate | 10.9 g | ₹ 13 | ₹ 13. | Fablab Inventory | - | | | |
| For the outer case | | | |
| | | |
| 1 | 2mm Clear Acrylic | 1 | | | Fablab Inventory | - | | | |
| 2 | Tinted Film sheet black | 1 | ₹169 | ₹169 | Local store | https://www.amazon.in/CREON-Window-Privacy-Daytime-Control/dp/B0D1QZV3V9/ref=sr_1_9?crid=RN1RXHY8M71Y&dib=eyJ2IjoiMSJ9.WIkMJv7ilwjW8haywsApGOYiiKX9FWXAseK_j3sEkBsN3T9NtcvlGD5W2k0u2wjlTFR1Ls27a9hr0fYgX6PDFtVbSSyKu3U6zH9rXrlrrSkF1f_CCHXpvdCqOdd0JAiilXVfFgFFbCXrg_67A0ZTE1kGPvcx4lCTaO-r0O-vej-K4a91adeC0tnI7pag3zBR9IC7RnlWQRGY7ZvCyT2Jslj2TD5Nwei3akayKyW1XTwD6irLKhCMUxFkoGfRBcGzmnAsCK9qxHzoz0Mk8myw9_9UEmetpDsfbS176zO07f4.ySc9hAppkeu6kb1tjaxldns54O5l4ZEGyVrKN5nbgfU&dib_tag=se&keywords=tinted%2Bblack&qid=1750841274&s=kitchen&sprefix=tinted%2Bblack%2Ckitchen%2C203&sr=1-9&th=1 | | | |
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| | | | | TOTAL COST | | | | | |
| | | | | ₹ 4086.4 | | | | | |