Hargray (domain now redirects to Sparklight): can you use your own modem?

Checked against Hargray's own policy on 2026-08-25 — Hargray's own page. Not paid by Hargray (domain now redirects to Sparklight) or any ISP — we track 37 ISPs and 27 named models (how we verify). Amazon links are affiliate.

Own modem allowed — approved list published

Yes — Hargray (domain now redirects to Sparklight) allows customer-owned modems and publishes its own approved-device list. It names devices including Arris | Motorola SURFboard SBG8300 and Arris | Motorola SURFboard SB8200. Your device must meet at least DOCSIS 3.1. Owning one may avoid Hargray's monthly equipment fee. Buy from that list — anything off it may not activate.

Connection: cable
Minimum standard: DOCSIS3.1
Verified: 2026-08-25

Our pick Arris S33

Hargray uses Sparklight's list, which requires DOCSIS 3.1 and names this model. Still sold new.

DOCSIS 3.1 · 2.5 Gbps port · modem only

Not for: Sparklight Phone, which needs a leased Arris modem, and fiber homes, which use a Sparklight box instead.

See price on Amazon →

Browse DOCSIS 3.1 modems for Hargray on Amazon

Exact product links open the title-verified model shown; fallback links open an Amazon search. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. They never change what Hargray (domain now redirects to Sparklight) permits: check the model against their own page below before ordering.

Which modems does Hargray (domain now redirects to Sparklight) approve?

Hargray (domain now redirects to Sparklight) names these models on its own page. They are the exact make and model strings published there as of 2026-08-25 — a sample of the list, not necessarily all of it.

Amazon product/search links · affiliate — we may earn a commission from qualifying purchases, at no extra cost to you.

Arris | Motorola SURFboard SBG8300Exact model matched in Amazon's catalog 2026-09-11.DOCSIS 3.1 · Up to 1 Gbps · Wi-Fi 5 built-inBest for: Plans up to 1 Gbps
See price on Amazon →
Arris | Motorola SURFboard SB8200Exact model matched in Amazon's catalog 2026-09-11.DOCSIS 3.1
See price on Amazon →
Arris | SURFboard G34Exact model matched in Amazon's catalog 2026-09-11.DOCSIS 3.1 · Wi-Fi 6 built-in
See price on Amazon →
Arris | SURFboard G36Exact model matched in Amazon's catalog 2026-09-11.DOCSIS 3.1 · Wi-Fi 6 built-inAlso named byXfinity
See price on Amazon →
Arris S33Named on Hargray's list. Buy links are on the models above.DOCSIS 3.1 · Up to 2.5 GbpsBest for: Gigabit+ plans, future-proofAlso named byAstound Broadband Spectrum
Hitron CODA56Named on Hargray's list. Buy links are on the models above.DOCSIS 3.1 · Up to 2.5 Gbps · No built-in Wi-Fi (pairs with your own router) · 1 Ethernet portBest for: Gigabit+ plans, future-proofAlso named byArmstrong Spectrum
Motorola MB8600Named on Hargray's list. Buy links are on the models above.DOCSIS 3.1 · Up to 1 Gbps · 1 Ethernet portBest for: Plans up to 1 GbpsAlso named byArmstrong Breezeline
Netgear CM2000Named on Hargray's list. Buy links are on the models above.DOCSIS 3.1 · Up to 2.5 GbpsBest for: Gigabit+ plans, future-proofAlso named byArmstrong Breezeline GCI Spectrum Xfinity

Buying may reduce the monthly equipment cost: Hargray's own wording says: "Modem with eero Wi-Fi device lease is from $0-$14.99/mo." Whether buying pays back depends on your current fee, the model price, and how long you keep the service.

Your modemyou buy it, or you rent it
Your ISP's networkthey decide what connects
The internetthe part you actually want

Your equipment has to satisfy Hargray (domain now redirects to Sparklight) before it reaches the internet at all — which is why their published rule, not a retailer's compatibility claim, is the one that decides.

Can I use my own modem with Hargray (domain now redirects to Sparklight)?

Yes, with a restriction: the device has to appear on Hargray's published approved list. In their words: "Can I purchase my own modem? If you choose to purchase a modem, Sparklight requires you purchase a modem with DOCSIS 3.1 capability from a reputable source, and select one that is listed on our approved modems list above. Should you wish to purchase a modem that is not on our approved modems list, please contact our team prior to making your purchase to verify compatibility." Support is not provided for customer-owned devices. See the modems Hargray approves.

Does Hargray (domain now redirects to Sparklight) charge an equipment rental fee?

"Modem with eero Wi-Fi device lease is from $0-$14.99/mo." See the modems Hargray approves.

What DOCSIS version does Hargray (domain now redirects to Sparklight) require?

"Sparklight requires customers to use a DOCSIS 3.1 or higher Modem." Also: "Sparklight no longer supports the addition of modems with DOCSIS 2.0 technology." For Multi-Gig: "Sparklight Multi-Gig Internet requires customers to use a DOCSIS 3.1 Modem." Compare the DOCSIS version all 37 providers name.

Do Hargray's requirements change with my speed tier?

Multi-Gig tiers have a separate, narrower approved list on their site (Arris CM9200, Arris DG9450, Arris G36, Arris S33, Hitron CODA56, Motorola MB8611, Netgear CAX80, Netgear CM2000, Netgear CM2050V) with a per-model "Sparklight Max Upload" column showing 50 Mbps or ">= 50 Mbps". Multi-Gig also states: "2.5 Gigabit or higher Ethernet Router if you are using your own router". Standard list: "Existing customers with older modems using DOCSIS 3 technology will still be able to utilize some Sparklight High-Speed Internet packages but will not be able to utilize the faster High-Speed Internet speed packages without upgrading to a DOCSIS 3.1 modem." See the modems Hargray approves.

Can I use my own router with Hargray (domain now redirects to Sparklight)?

Yes — combined modem/router gateways appear on the approved list with an "802.11 Wifi compatibility" column: Arris | Motorola SURFboard SBG8300 (WiFi 5), Arris | SURFboard G34 (WiFi 6), Arris | SURFboard G36 (WiFi 6), Netgear Nighthawk C7800 (WiFi 5), Netgear CBR750 / CAX80 / CAX30 (2.4 GHz AX + 5 GHz AX). Beyond the named list: "Any DOCSIS 3.1 modem from a supported trusted brand (listed below) is expected to function on our network; however, if it's not on our Sparklight Recommended Modems list, it has not been tested in our environment." Trusted brands listed: Arris, Vantiva, Technicolor, Hitron, Netgear, Motorola.

What does Hargray (domain now redirects to Sparklight) not allow?

DSL modems — "Only Cable Modems or eMTAs will work with our network; DSL modems are not compatible." Phone service — "Sparklight Phone Service is only supported on Arris modems (eMTA) leased from your local Sparklight office." "End of Life" modems are "no longer recommended or allowed to be registered on our network." Second-hand units — "Second-hand modems may not work properly on Sparklight's network even if listed above." Sparklight "reserves the right to refuse service to any modem or modem model which might impair network performance." Compare Suddenlink's rules.

Two boxes

Modemtalks to the ISP line
Routermakes the Wi-Fi

One box — a “gateway”

Modem + routerone unit does both jobs

Hargray (domain now redirects to Sparklight) treats the modem and the Wi-Fi router as separate questions. Read their router answer before assuming one box covers both.Their router answer, above

Where does this information come from?

Every statement on this page is quoted from Hargray's own published pages:

Last verified 2026-08-25. Approved lists and equipment policies change without notice — re-check the source above before you buy.

Same published policy

Hargray publishes no separate policy page of its own — the source above is the same page that covers Sparklight. A device approved for one is approved for both, and a device excluded on one is excluded on the other too.

Same policy:Sparklight

Other providers to compare

Other cable providers:Suddenlink Vyve Broadband WideOpenWest Windstream WOW!

Compare Hargray with all 37 providers →