Lithonia Lighting Power Sentry Emergency Battery Back Up
Long Compact T8 Compatible Fluorescent Ballast with 600 Lumen Output, 90 Minute Emergency Operation, UL…
Price as of 2026-06-17. Check Amazon for the current price.
Quick Decision
Price Intelligence
- Budget:$8–$20
- Mid-range:$20–$36
- Premium:$36+← You are here
Is This Right For You?
- •Buyers who prioritize quality over price in ballasts
- •You're on a tight budget — $54 above the category average of $49
- •Keystone KTEB-2C72-1-TP-WS-CP Circline Ballast offers a better rating (4.7/5) at a similar or lower price ($22)
- •Park & Sun Sports Sunpark SL26T electronic circline ballast — 82% cheaper at $19 (Score A)
- •Robertson Worldwide Robertson ISU232T8120 Electronic Ballast — higher rated at 4.7/5 ($130)
📊 Based on data analysis of 80 products in this category.
Mubboo Score: B-
How we calculate the Mubboo Score
Quality (45%): customer rating, normalized to a 10-point scale
Popularity (35%): review volume vs the category leader, log-scaled
Value (20%): price position vs other ballasts
Computed from live Amazon rating, review count, and price across 80 ballasts available to US consumers · last refreshed 2026-06-17.
How It Compares
This Product Lithonia Lighting Power Sentry Emergency Battery Back Up | Most Popular Robertson Worldwide Robertson ISU232T8120 Electronic Ballast | Best Rated Keystone KTEB-2C72-1-TP-WS-CP Circline Ballast | Best Value Park & Sun Sports Sunpark SL26T electronic circline ballast | |
|---|---|---|---|---|
| Price | $102.99 | $129.50 | $22.13 | $18.68 |
| Rating | 4.5/5 | 4.7/5 | 4.7/5 | 4.6/5 |
| Reviews | 125 | 3,044 | 745 | 706 |
| Mubboo Score | B- | B+ | B+ | A |
What People Say
Synthesized from 40 reviews · 100% verified purchases.
Be prepared to supply your own wire nuts and possibly drill new mounting holes. Watch the wiring diagram carefully as layouts may differ.
- Easy installation
- Good value / affordable
- Works perfectly / reliable
- Exact fit / direct replacement
- Quiet operation
- No wire nuts included
- Premature failure
- Outdated technology (LED alternative suggested)
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Bottom Line
Lithonia Lighting Power Sentry Emergency Battery Back Up earns Mubboo Score B-. Priced at $103 — a premium option, above the category average of $49. Rated 4.5/5 from 125+ reviews. Strong buy if: buyers who prioritize quality over price in ballasts. Skip if: you're on a tight budget — Robertson Worldwide Robertson ISU232T8120 Electronic Ballast (Score B+, $130) may fit better.
Frequently Asked Questions
Is the Lithonia Lighting Power Sentry Emergency Battery Back Up worth buying in 2026?
It earns a Mubboo Score of B-, with a 4.5/5 rating from 125 reviews — better than 38% of ballasts we track.
How much does the Lithonia Lighting Power Sentry Emergency Battery Back Up cost?
It is currently $102.99 — premium-tier pricing for ballasts.
How does the Power Sentry Emergency Battery Back Up compare to other ballasts?
The category's most-reviewed alternative is the Robertson Worldwide Robertson ISU232T8120 Electronic Ballast (4.7/5, 3,044 reviews, $129.50). The Power Sentry Emergency Battery Back Up carries a Mubboo Score of B- vs B+.
Sources & References
Products available through US retailers. Prices in USD. Sales tax varies by state and is not included.
Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-17) and may change.