These are authentic GE 4416 PAR‑36 sealed beams — the correct 12‑volt replacement bulbs used in many vintage emergency lighting systems, including Federal Signal TwinSonic, AeroTwinSonic, Twin BeaconRay and other classic rotators.
Details:
• Quantity: 4 bulbs
• Model: GE 4416
• Voltage: 12V
• Type: PAR‑36 sealed beam
• Application: Federal Signal, Dietz, Unity, vintage beacons, rotators, and restoration projects
• Condition: New – Tested and working (no broken filaments)
Why These Matter
The GE 4416 is the original‑spec high‑output sealed beam used in many 1960s–1990s emergency light bars. These are getting harder to find, and collectors prefer genuine GE units for brightness, beam pattern, and authenticity.
Shipping
Bulbs are packed with extreme care to prevent filament damage during transit.
If you need colored 4416s (red, blue, amber, green) or additional sets, feel free to reach out.

Federal Signal 170 Series — 175 Hill Light  176 Visilite 176

Condition & Variations
Choose your model and configuration from the dropdown menu. Each unit is inspected, tested, and accurately represented. Ideal for collectors, restorations, display vehicles, and period‑correct emergency builds.

Product Overview
The Federal Signal 170‑Series is one of the most iconic rotating beacon families ever produced. These units deliver the unmistakable vintage BeaconRay look with heavy‑duty construction, smooth rotation, and brilliant sealed‑beam output. Each model offered here represents a historically correct configuration used across police, fire, DOT, tow, and municipal fleets throughout the 1960s–1980s.
This variable listing includes three available models, each with its own distinctive beam pattern and heritage:

1⃣ Model 175 “Hill Light” — Clear Dome w/ Red‑Blue‑Clear Options
• Classic Hill Light design with clear dome
• Multi‑color rotating sequence (Red / Blue / Clear)
• Smooth, strong rotation with angled‑beam geometry
• Highly sought after by collectors and vintage emergency restorers
• Heavy‑duty Federal Signal motor and geartrain

2⃣ Model 176 — Red/Clear Alternating Sealed Beams (Clear Glass Dome)
• Alternating Red / Clear #4416 sealed beams
• Bright, high‑contrast flash pattern
• Smooth rotation and strong output
• Used widely by fire departments, tow operators, and municipal fleets
• Classic 4‑beam BeaconRay configuration

3⃣ Visilite 176 — Red Dome
• Single‑color Red sealed‑beam configuration
• Compact, bright, and highly visible
• Ideal for fire service restorations, display vehicles, and collectors
• Rugged 170‑Series construction with upward‑sloped base cut

BeaconRay Model 173 Tri‑Color Rotator & BeaconRay Model 174 Hawaii Five‑0 Oscillating Blue HPD Car Police Light

Condition & Variations
Choose your model and configuration from the dropdown menu. Each unit is inspected, tested, and accurately represented. Ideal for collectors, restorations, display vehicles, and period‑correct emergency builds.

Check out our Hawaii Five‑0 Video!
(The video was created back when we still used eBay. We now sell Police and Fire warning lights exclusively on BHFlasher.com and no longer list emergency lights on eBay due to their restrictive vintage police light policies.)

This is the preferred original GE 4416‑Blue sealed beam — complete with the GE logo centered on the lens, just like the factory units. Perfect for accurate restorations and period‑correct emergency lighting.
Details
• Model: GE 4416‑Blue
• Size: 4.5″ PAR‑36
• Beam Type: Spotlight with screw‑terminal connectors
• Voltage: 12‑Volt systems
• Lens Color: Factory Blue
• Condition: Tested and working (no broken filament)
Compatibility
Fits virtually all vintage rotating and oscillating emergency lights, including:
• Federal Signal
• Code 3
• Dietz, Unity, and most others
Works in all 12‑Volt rotating and fixed lights and is correct for many classic light bars from the 1960s–1990s.
Why Collectors Want This Bulb
The GE 4416‑Blue is a harder‑to‑find original‑spec sealed beam, valued for its brightness, beam pattern, and authentic blue tone. The GE‑logo lens makes it especially desirable for restorations where accuracy matters.
Shipping
Packed with extreme care to protect the filament and lens during transit.