Halco Prism 7.5W S11 Incandescent Bulb - Clear, E17 Intermediate Base, 130V, 80 Lumens, 1,500-Hour Life

The Halco Prism 7.5W S11 is a compact, clear sign-style incandescent bulb with an intermediate (E17) screw-in base. Rated for 130V operation (designed for extended life on standard 120V circuits), it produces 80 lumens of bright, warm light with a C-7A filament for durability and a 1,500-hour rated life. Ideal for marquee signs, channel letters, showcase lighting, appliance interiors, night lights, and decorative fixtures requiring a small, high-visibility incandescent source with simple installation.

Key Specifications

• Wattage: 7.5W
• Voltage: 130V (line voltage, extended life on 120V–130V circuits)
• Base Type: E17 Intermediate Screw-In
• Bulb Shape: S11 (Sign / Straight-sided, Clear Finish)
• Initial Lumens: 80 lm
• Rated Average Life: 1,500 hours
• Filament Design: C-7A
• Maximum Overall Length (MOL): 2.48 inches (63 mm)
• Diameter: ~1.375 inches (35 mm)

Features & Benefits

• Clear Finish: Maximum light transmission for bright, unobstructed output
• 130V Rating: Designed for longer life and reduced burnout on typical household/commercial circuits
• Compact S11 Shape: Fits tight spaces in marquee letters, showcase fixtures, and enclosed appliances
• Rugged C-7A Filament: Provides vibration resistance and durability in sign/commercial use
• Warm Incandescent Glow: Instant full brightness with classic warm light

Recommended Applications

• Marquee and channel letter signs
• Showcase, display case, and retail fixture lighting
• Appliance interior illumination (refrigerators, ovens, microwaves)
• Night lights and small accent fixtures
• Indicator lights and pilot lamps in equipment

Important Information

• Operates directly on 120V household current (130V rating extends life).
• Use in fixtures rated for 7.5W or higher to avoid overheating.
• Handle carefully — avoid touching glass with bare hands (use gloves or cloth to prevent oil residue shortening life).
• Dimmable with compatible incandescent dimmers (test for performance).
• Contains no mercury; recyclable where facilities allow.

Reliable, high-visibility incandescent S11 bulb for sign, showcase, and appliance lighting—delivers bright, warm light with simple installation. These traditional bulbs are being phased out in favor of LED alternatives that offer 15,000–25,000+ hour life, significantly lower energy use, cooler operation, and similar brightness (e.g., 1–2W LED S11 equivalents with E17 base).