Quantity   Component name
1 × Raspberry Pi
2 × 15.5 Gallon Stainless Steel Kegs $340 : Locally sourced @ $50 each plus $240 total in modifications
20 × Silicone Tubing / High Temp $57 : eBay @ $2.30/foot plus shipping
2 × 1/2" NPT 3-way Valves - L-type $46 : eBay @ $23 each
2 × 1/2" NPT to 1/2" Compression Fitting $30 : eBay, sold in a pair
1 × 50' roll of copper 1/2" tubing $80 - Lowes
1 × 10' roll of copper 3/8" tubing For MLT Manifold
2 × 1/2" NPT K-Type Thermocouples $36 shipped from China via eBay
2 × MAX31855 Breakout Boards $30 total - eBay, PlayingWithFusion.
2 × DG126 connector - 2 pin / 5mm $2.60 - eBay 5 pack
10 × 1/2" NPT to 1/2" hose barb - Stainless Steel $45 - eBay
1 × 1/2" Stainless steel washer $3.75 - eBay 10-pack. ID=.555" / OD: 1/25" / Thickness : .060"
1 × 1/2" NPT Silicone Seal $2.50 shipped - eBay 4-pack. ID=.799" / OD: 1.005" / Thickness : .103"
1 × Raspberry PI Breakout board $9.70 shipped - eBay
1 × 26 pin ribbon cable $5 shipped - eBay
4 × 1/2" NPT Stainless Coupling $21.50 total - eBay
1 × 3M 1-wire DS18B20 temp sensor $3.33 shipped - eBay
1 × 5-pack GX 16mm 3-pin Male & Female plugs $5.43 - eBay
1 × 5-pack GX 12mm 2-pin Male & Female plugs $5.26 - eBay
1 × 10 Gallon Rubbermaid Cooler $50 - Amazon.com. For MLT
2 × 1" NPT, Camco water heater element, 1500W, 120V $9 each - Amazon.com. HTL & BK - might need to upgrade
5 × 1/2" NPT Stainless nipple ~$1 each - eBay
2 × 1/2" NPT Stainless Solenoid, 12V @ 1A $96 shipped : eBay. $48 each
1 × 1/2" NPT Stainless pump - 12v @ ~1A - ~3GPM $75 - US Solar Pumps
2 × Bazooka Tube $30: Local Home brew shop, $15 each
1 × stainless wire shelving unit $100: Home Depot
1 × Electrical Box $35: Amazon.com
1 × Reflectix insulation $25: Lowes