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Discussion History

Vehicle Signal Head

Assembly

Stacked three-section polycarbonate head with red, yellow, and green LED modules, doors, and visors. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Vehicle Signal Head parts and their functions

8 top-level parts · 39 parts in total · full bill of materials below
Vehicle Signal Head parts diagram: 1 housing section, 2 section door, 3 o-ring set, 4 visor / hood, 5 LED signal module, 6 backplate, 7 mounting bracket / clamp, 8 wire bundle. 39 parts in 8 top-level items.
Vehicle Signal Head parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Housing Section 2 parts 3× one per R/Y/G section
2 Section Door 3× hinged front door per section
3 O-Ring Set 3× door perimeter gasket per section
4 Visor / Hood 3× tunnel hood per section
5 LED Signal Module 4 parts 3× red 12in module
6 Backplate 1× reflective target board
7 Mounting Bracket / Clamp 1× serrated mast-arm clamp
8 Wire Bundle 1× inter-section harness

3D model

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Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
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Bill of materials for Vehicle Signal Head

8 top-level lines · 18 rows shown · 39 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Housing Section 2 parts traffic-signal-housing-section 3× 3 2 assembly
1.1 Polycarbonate Section Shell traffic-signal-section-shell 1× 3 · part
1.2 Door Latch & Hinge traffic-signal-latch 1× 3 · part
2 Section Door traffic-signal-door 3× 3 · part
3 O-Ring Set oring-set 3× 3 · part
4 Visor / Hood traffic-signal-visor 3× 3 · part
5 LED Signal Module 4 parts traffic-signal-led-module 3× 3 7 assembly
5.1 LED Array Board 4 parts traffic-signal-led-board 1× 3 4 assembly
5.1.1 Bare PCB pcb-bare 1× 3 · part
5.1.2 LED Array traffic-signal-led-array 1× 3 · part
5.1.3 SMD Passive (R/C/L) smd-passives 1× 3 · part
5.1.4 LED Driver IC traffic-signal-led-driver 1× 3 · part
5.2 Optical Lens traffic-signal-led-lens 1× 3 · part
5.3 O-Ring Set oring-set 1× 3 · part
5.4 Connector connector 1× 3 · part
6 Backplate traffic-signal-backplate 1× 1 · part
7 Mounting Bracket / Clamp traffic-signal-mount-bracket 1× 1 · part
8 Wire Bundle wire-bundle 1× 1 · part

Where the vehicle signal head is used

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

Used in 1 assembly

Traffic Signal

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 $300–$90k. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳BYD
byd.com ↗ 		Shenzhen, CN EV & battery manufacturer made to order ·
🇮🇳Tata Motors
tatamotors.com ↗ 		Mumbai, IN Automaker made to order ·
🇨🇳SAIC Motor
saicmotor.com ↗ 		Shanghai, CN Automaker made to order ·
🇮🇳Mahindra
mahindra.com ↗ 		Mumbai, IN Automaker made to order ·
🇨🇳Geely
global.geely.com ↗ 		Hangzhou, CN Automaker made to order ·