BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

CO2 and Product Fill Circuit

Assembly

Circuit that purges residual air with CO2, counter-pressurizes the keg, then fills beer by gravity and pressure balance while holding back-pressure to limit foaming. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

CO2 and Product Fill Circuit parts and their functions

9 top-level parts · 9 parts in total · full bill of materials below
CO2 and Product Fill Circuit parts diagram: 1 CO2 purge valve, 2 CO2 counter-pressure regulator, 3 product fill valve, 4 product flow meter, 5 counter-pressure valve, 6 product transfer pump, 7 headspace vent valve, 8 oxygen probe, 9 pressure sensor. 9 parts in 9 top-level items.
CO2 and Product Fill Circuit parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 CO2 Purge Valve 1× CO2 purge and pressure valve
2 CO2 Counter-Pressure Regulator 1× CO2 counter-pressure regulator
3 Product Fill Valve 1× Beer fill control valve
4 Product Flow Meter 1× Mass flow fill measurement
5 Counter-Pressure Valve 1× Headspace back-pressure valve
6 Product Transfer Pump 1× Sanitary product transfer pump
7 Headspace Vent Valve 1× Headspace snift/vent valve
8 Oxygen Probe 1× Dissolved/headspace oxygen probe
9 Pressure Sensor 1× Keg headspace pressure transmitter

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for CO2 and Product Fill Circuit

9 top-level lines · 9 rows shown · 9 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 CO2 Purge Valve keg-filling-machine-co2-valve 1× 1 · part
2 CO2 Counter-Pressure Regulator keg-filling-machine-co2-regulator 1× 1 · part
3 Product Fill Valve keg-filling-machine-product-valve 1× 1 · part
4 Product Flow Meter keg-filling-machine-product-flow-meter 1× 1 · part
5 Counter-Pressure Valve keg-filling-machine-counter-pressure-valve 1× 1 · part
6 Product Transfer Pump keg-filling-machine-fill-pump 1× 1 · part
7 Headspace Vent Valve keg-filling-machine-vent-valve 1× 1 · part
8 Oxygen Probe keg-filling-machine-o2-sensor 1× 1 · part
9 Pressure Sensor pressure-sensor 1× 1 · part

Something wrong in this list? Report a problem with this BOM.

Where the CO2 and product fill circuit is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Keg Filling Machine

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks