# KTSB-1240-46-1-TP Keystone Magnetic Sign Ballast | 12 to 40 feet total lamp length

**Manufacturer:** Keystone  
**MPN:** `KTSB-1240-46-1-TP`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Keystone |
| Manufacturer name | Keystone |
| Manufacturer | Keystone |
| Extra Product Name | KTSB-1240-46-1-TP Keystone Magnetic Sign Ballast \| 12 to 40 feet total lamp length |
| Voltage | 120 |
| Weight | 14 |
| WeightUnit | lbs |
| Weight_Attrib | Weight |
| keywords | Keystone, KTSB-1240-46-1-TP, magnetic, sign, Ballast |
| moq | 1 |
| MPN | KTSB-1240-46-1-TP |
| multiple | 1 |
| qtyInStock | Discontinued by Manufacturer - Shipping Recommended Replacement |
| SKU | KT-KTSB-1240-46-1-TP |
| snippet | Big Big Savings on Keystone Technologies KTSB-1240-46-1-TP magnetic rapid start ballast power signs that have 4, 5 or 6 T12HO lamps. |
| tierMinQty1 | 1 |
| tierPrice1 | 133.95 |
| Our Part No | KT-KTSB-1240-46-1-TP |
| Case Size | ea |
| Sign Fixture Type | Magnetic Sign |
| Sign Number of Lamps | 4 , 5 , 6 |
| Dimensions | 19.19" x 3.19" x 2.69" |
| Features | No |
| Warranty | 3 Year Manufacturer |
| Mfr Part # | KTSB-1240-46-1-TP |
| Input Voltage | 120 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| ballastshop.com | KT-KTSB-1240-46-1-TP | 133.95 | 1 | None | 1 |
| Crescent Electric Supply Co | 2428093 |  |  | None | 1 |

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Structured data: `/python/html6/product/500/51500000/51904500/part_--KTSB1240461TP---Keystone--94a320ce23.json`  
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MCP server: https://www.dataalchemy.com/mcp