# Mars Hydro FC-E6500: specs and price

**Price (US):** $489.99 (Official Mars Hydro wholesale page titles the product "FC-E6500 730w USA MSRP 489.99 USD"; Hydrobuilder retailer lists "Sale Price $489.99". Both figures match, so priceUsd=489.99 (US MSRP).), as of 2026-07-11. Among the 10 grow lights we track it is #2 cheapest of 10; category median $803.
**Brand:** Mars Hydro
**Deskmark:** Silver Deskmark — pay-blind category standing 61/100, #4 of 9 in class (independent, computed from sourced data, never for sale).

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $489.99 |
| Brand | Mars Hydro |
| Actual power (W) | 730 |
| Ppf umol s | 2026 |
| Efficacy umol j | 2.8 |
| Flower footprint (ft) | 4x4 |
| Spectrum type | white-plus-red |
| Diode count | 3546 |
| Dimmable | Yes |
| Input voltage range | 120-277 |
| Form factor | bar-array |
| IP rating | IP65 |
| Warranty years | 5 |
| Weight (kg) | 10.72 |

## Where it stands

At $490, the Mars Hydro FC-E6500 is #2 cheapest of the 10 grow lights we track, where the median is $803. On the spec sheet, its diode count of 3546 is the highest of the 6, its input voltage range of 120-277 is the highest of the 8, and its warranty years of 5 is the highest of the 9.

## Frequently asked questions

**How much does the Mars Hydro FC-E6500 cost?**

The Mars Hydro FC-E6500 has a US price of $489.99 (Official Mars Hydro wholesale page titles the product "FC-E6500 730w USA MSRP 489.99 USD"; Hydrobuilder retailer lists "Sale Price $489.99". Both figures match, so priceUsd=489.99 (US MSRP).), as of 2026-07-11.

**How does the Mars Hydro FC-E6500 compare on price?**

At $490, the Mars Hydro FC-E6500 is #2 cheapest of the 10 grow lights we track, where the median is $803.

**What are the Mars Hydro FC-E6500's key specs?**

Mars Hydro FC-E6500 (Mars Hydro): actualPowerW 730, ppfUmolS 2026, efficacyUmolJ 2.8, flowerFootprintFt 4x4, spectrumType white-plus-red. Full sourced spec sheet verified 2026-07-11.

Source: https://wholesale.mars-hydro.com/products/fc-e6500-led/ (wholesale.mars-hydro.com, accessed 2026-07-11)
Corroboration: https://hydrobuilder.com/products/mars-hydro-fc-e6500-730-watt-led-grow-light (accessed 2026-07-11)
Canonical: https://frontdeskreview.com/product/grow-lights/mars-hydro-fc-e6500/
Cite: Per The Front Desk Review, the Mars Hydro FC-E6500 price of record was $489.99 as of 2026-07-11 — https://frontdeskreview.com/product/grow-lights/mars-hydro-fc-e6500/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl