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

PIR Motion Sensor

Assembly

Passive-infrared occupancy sensor that switches the floodlight on motion and times it back off. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

PIR Motion Sensor parts and their functions

5 top-level parts · 24 parts in total · full bill of materials below
PIR Motion Sensor parts diagram: 1 bare PCB, 2 pyroelectric PIR element, 3 fresnel lens dome, 4 SMD passive (R/C/L), 5 connector. 24 parts in 5 top-level items.
PIR Motion Sensor parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Bare PCB 1× Sensor control PCB
2 Pyroelectric PIR Element 1× Pyroelectric PIR element
3 Fresnel Lens Dome 1× Segmented Fresnel dome
4 SMD Passive (R/C/L) 20× Amp + timing parts
5 Connector 1× Driver interconnect

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 PIR Motion Sensor

5 top-level lines · 5 rows shown · 24 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Bare PCB pcb-bare 1× 1 · part
2 Pyroelectric PIR Element floodlight-pir-element 1× 1 · part
3 Fresnel Lens Dome floodlight-fresnel-lens 1× 1 · part
4 SMD Passive (R/C/L) smd-passives 20× 20 · part
5 Connector connector 1× 1 · part

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

Where the PIR motion sensor is used

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

Used in 1 assembly

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 $1–$80. How estimates work
VendorHQSpecialtyMOQLead time
sunnyoptical.com ↗ Ningbo, CN Optics & camera modules 1,000 pcs 8–12 wks
🇨🇳OFILM
ofilm.com ↗
Shenzhen, CN Camera modules 1,000 pcs 8–12 wks
vvdntech.com ↗ Gurugram, IN Electronics & camera modules 1,000 pcs 8–12 wks
🇨🇳Truly Opto
truly.net ↗
Shanwei, CN Displays & camera modules 1,000 pcs 8–12 wks
aactechnologies.com ↗ Singapore Acoustics & optics 1,000 pcs 8–12 wks