Sign Ballasts

Keystone Smart Wire

Electronic Sign Ballast

1-2 Lamps | T8HO or T12HO

2’-16’ Combined Lamp Length

Parallel Wiring

Order# KTSB-E-0216-12-UV

Keystone Smart Wire

Electronic Sign Ballast

1-2 Lamps | T8HO or T12HO

4’-16’ Combined Lamp Length

Series Wiring

Order# KTSB-E-0416-12-UV-S

Keystone Smart Wire

Electronic Sign Ballast

1-4 Lamps | T8HO or T12HO

4’- 32’ Combined Lamp Length

Parallel Wiring

Order# KTSB-E-0432-14-UV

Keystone Smart Wire

Electronic Sign Ballast

4-6 Lamps | T8HO or T12HO

8’- 48’ Combined Lamp Length

Parallel Wiring

Order# KTSB-E-0848-46-UV

Keystone Smart Wire

Electronic Sign Ballast

1-4 Lamps | T8HO or T12HO

10’- 40’ Combined Lamp Length

Parallel Wiring

Order# KTSB-E-1040-14-UV

Keystone Smart Wire

Electronic Sign Ballast

2-4 Lamps | T8HO or T12HO

12’-32’ Combined Lamp Length

Series Wiring

Order# KTSB-E-1232-24-UV-S

Keystone Smart Wire

Electronic Sign Ballast

4-6 Lamps | T8HO or T12HO

20’- 48’ Combined Lamp Length

Series Wiring

Order# KTSB-E-2048-46-UV-S