1.5" Diameter
4 Foot T12
Light Bulb Upgrades
LED Upgrade
If your lamp etch reads F40T12 or F34T12 cool white, you can convert it to LED by disconnecting the ballast in the fixture and direct wiring the HH9361 4 foot LED.
Direct AC Wiring
LED Energy Savings
| Replace | Watts | Savings |
| F40T12 | 40 Watts | 25 Watts |
| F34T12 | 34 Watts | 19 Watts |
2x4 Fixture Retrofit
Evenly Spreads Light
USA Made with US Steel
4 foot fixtures with 3 or 4 F40T12 lamps or 3 or 4 F34T12 lamps can be converted to use two 4 foot Multi-Tek™ lamps which will decrease your energy usage while also improving your lighting.
LED Energy Savings
| Replace | Watts | Savings |
| 4 F40T12 | 168 Watts | 138 Watts |
| 3 F40T12 | 126 Watts | 96 Watts |
| 4 F34T12 | 144 Watts | 114 Watts |
| 3 F34T12 | 108 Watts | 78 Watts |
2 Lamp Strip Fixture Upgrade
Evenly Spreads Light
USA Made with US Steel
Improve the spread of light while reducing energy by upgrading your 2 lamp 4 foot F40T12 strip fixtures to our Watt-Hawk™ 4 foot LED strip fixtures.
LED Energy Savings
| Replace | Watts | Savings |
| 2 F40T12 | 84 Watts | 54 Watts |
2 Lamp Shop Light Fixture Upgrade
Evenly Spreads Light
USA Made with US Steel
Improve the spread of light while reducing energy by upgrading your 2 lamp 4 foot F40T12 shop light fixtures to our Watt-Hawk™ 4 foot LED shop light fixtures.
LED Energy Savings
| Replace | Watts | Savings |
| 2 F40T12 | 84 Watts | 54 Watts |
