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Unit Controller Assembly

Microprocessor control board that stages compressors, runs the gas heat and economizer, and talks to the building automation system. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

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Bill of materials

6 top-level lines · 12 rows shown · 152 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Control PCB 4 parts rtu-control-pcb 1× 1 126 assembly
1.1 Bare PCB pcb-bare 1× 1 — part
1.2 Microcontroller mcu 1× 1 — part
1.3 SMD Passive (R/C/L) smd-passives 120× 120 — part
1.4 Relay relay 4× 4 — part
2 Microcontroller mcu 1× 1 — part
3 BAS Gateway SoC rtu-soc 1× 1 — part
4 Relay relay 6× 6 — part
5 Sensor Set 2 parts rtu-sensor-set 1× 1 6 assembly
5.1 Temperature Sensor rtu-temp-sensor 4× 4 — part
5.2 Refrigerant Pressure Switch rtu-pressure-switch 2× 2 — part
6 Connector connector 12× 12 — part

Used in 1 assembly

Packaged Rooftop Unit (RTU)

Sourcing — likely vendors

Companies that make this · indicative price $1–$200 · MOQ & lead are typical
VendorHQSpecialtyMOQLead time
🇨🇳JLCPCB
jlcpcb.com ↗ 		Shenzhen, CN PCB fabrication 100 pcs 2–4 wks
🇨🇳PCBWay
pcbway.com ↗ 		Shenzhen, CN PCB fab & assembly 100 pcs 2–4 wks
🇨🇳Shennan Circuits
scc.com.cn ↗ 		Shenzhen, CN PCB manufacturer 100 pcs 2–4 wks
🇮🇳Shogini Technoarts
shogini.com ↗ 		Mumbai, IN PCB manufacturer 100 pcs 2–4 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 100 pcs 2–4 wks