Keystone KTSB-E-1232-24-UV-S-IP | Series Wired 2–4 Lamp Ballast | T8HO & T12HO | 12’–32’

Brand: Keystone
Item number: KTSB-E-1232-24-UV-S-IP
UPC: 890949018439
Voltage: 120-277 Volt
Width: 3.15 Inch
Height: 1.18 Inch
Length: 14.3 Inch
Power Factor: >0.90

$500.00

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Product Description

The Keystone KTSB-E-1232-24-UV-S-IP is a high-performance electronic UV ballast designed to power 2–4 T8HO or T12HO lamps wired in series. Supporting a combined lamp length of 12 to 32 feet, this ballast delivers consistent starts and stable performance in UV and commercial lighting applications where reliability is non-negotiable.

Equipped with Programmed Rapid Start technology, it ensures smooth, flicker-free ignition while maximizing lamp longevity — ideal for critical environments like labs, industrial UV setups, and commercial installations.

Engineered for resilience, it performs in harsh conditions with a starting temp down to -20°F (-29°C) and operates quietly thanks to its Sound Rating: A. The ballast accepts a wide input voltage range of 120–277VAC, ensuring compatibility with diverse electrical systems.

Built to last and meet code, it is FCC Part 18 Class A compliant, UL & cUL 935 Listed, Class P, Type 2 Outdoor, and Type HL — making it a top choice for both indoor and outdoor environments.

📋 Key Specifications

Feature	Specification
Starting Method	Programmed Rapid Start
Input Voltage	120–277VAC ±10%
Input Frequency	60Hz
Lamp Connection	Series
Lamp Type	T8HO or T12HO fluorescent
Number of Lamps	2–4
Combined Lamp Length	12' to 32'
Sound Rating	A (quiet operation)
Min Starting Temp	-20°F (-29°C)
Max Case Temp	176°F (80°C)
Certifications	UL, cUL 935 Listed
Ballast Class	Class P
Outdoor Rating	Type 2 Outdoor
Hazardous Location	Type HL
Compliance	FCC Part 18 Class A (non-consumer)