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Residential Level 2 electric vehicle supply equipment sold new in the US for wall mounting, in plug-in or hardwired packages. Portable travel cords, commercial or fleet-networked stations, installation services, adapters and measured charging-speed rankings are outside this catalogue.

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Documented specifications and exact purchase packages
Compare the details	Ultimate 48A NACS Black GRS-HW-25NACS48-B (US)
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US purchase package	Connector NACS; warranty 3 Year (default); condition New; color Black; SKU GRS-HW-25NACS48-B; model GRS-077-W-HW-25N48-A-GB Product & sources J1772 and White versions are separate SKUs; the refurbished listing and the 5 Year warranty option are not part of this package. Wire, conduit and breaker are not included. Price and stock are not recorded. Sources · 2026-10-21 United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.
Where to buy	Select: Connector NACS; warranty 3 Year (default); condition New; color Black; SKU GRS-HW-25NACS48-B; model GRS-077-W-HW-25N48-A-GB View at United Chargers — Ultimate 48A NACS Black GRS-HW-25NACS48-B (US); opens in a new tab The link may open several packages. Check current price and availability with the seller. Opens in a new tab.
Charging connector The vehicle connector on the charging cable of the selected package, as the manufacturer names it. J1772 and NACS (SAE J3400) versions of one model are different SKUs. An adapter or conversion kit sold separately is not in the box.	NACS on the 25 ft cable.The manual names the connector options as SAE J1772 or NACS; model code letter N marks the NACS version. Sources · 2026-10-21 United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.
NACS (SAE J3400) connector Whether the selected package ships with a NACS (SAE J3400) charging handle. False means the package ships with a J1772 handle. It says nothing about adapters, which are outside this catalogue.	Yes Sources · 2026-10-21 United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.
Plug-in or hardwired How the selected package connects to the home supply: a supplied plug cord, a hardwire connection, or a documented conversion between them. A plug-in package and a hardwired package of the same model can document different maximum currents. Conversion steps are the manufacturer's instructions for a qualified installer.	Hardwire only. Sources · 2026-10-21 United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.
Plug cord supplied Whether the selected package ships with a plug cord, such as NEMA 14-50, for a receptacle connection. False means the package is for a hardwired connection. A receptacle and circuit are separate work; follow the manufacturer's stated requirements.	No Sources · 2026-10-21 United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.
Model maximum output The highest continuous output current the manufacturer documents for this model in any configuration. This model figure can exceed what the selected plug-in package documents. Compare the package figure for the configuration you will install.	48 A48 A requires a 60 A circuit; settings of 40, 32, 24 and 16 A are documented. Sources · 2026-10-21 United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.
Maximum output in this package The highest output current the manufacturer documents for the exact configuration of the selected package, such as a plug type limit. Actual current is set at installation to match the circuit and is limited by the vehicle's onboard charger. This is a documented limit, not a measured charging rate.	48 A Sources · 2026-10-21 United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.
Stated maximum power The maximum charging power the manufacturer or ENERGY STAR listing states for the package configuration, with the voltage basis in the note. Recorded only where a source states it; we do not multiply amps by voltage. Lower supply voltage or a lower current setting gives less power.	11.52 kWManual specification table: 48A; 11.52 kW for use with a 60A circuit rating. ENERGY STAR lists 11.52 kW at 240 V input for the Ultimate 48A record. Sources · 2026-10-21 United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.U.S. EPA ENERGY STAR: ENERGY STAR certified EVSE AC-output records for the Grizzl-E brandChecked 2026-10-21. We read the original webpage on the check date.
Stated circuit and breaker requirement The dedicated circuit, breaker rating and receptacle the manufacturer states for the selected configuration. This repeats the manufacturer's requirement and is not electrical advice. A licensed electrician decides what your panel, wiring and local code allow.	Dedicated circuit rated 60 A for the 48 A setting, 208 V single phase or 240 V split phase, double-pole breaker, within 20 to 60 A branch-circuit overcurrent protection. Source · 2026-10-21 United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.
Charging cable length The charging cable length the manufacturer states for the selected model. Cable length is a specification, not a measured reach to your vehicle's charge port. ENERGY STAR listing cord figures can differ and are kept in the note.	25 ftThe ENERGY STAR Ultimate 48A record lists a 24 ft cord for its representative model. Sources · 2026-10-21 United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.
Enclosure rating The enclosure type rating and indoor or outdoor statement the manufacturer publishes. NEMA or UL 50E Type 4 and Type 3R describe different protection classes. A rating is the manufacturer's statement, not a test of your mounting location.	UL Type 4 indoor/outdoor rating; aluminum enclosure. Sources · 2026-10-21 United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.
Stated safety listing The UL, cUL or other safety listing and standards the manufacturer names for this model, quoted as stated. A list of standards is not the same as a named listing mark or file number. We record only the wording the manufacturer publishes.	Store page: UL E510712. Manual: UL Certified E510712. Brand page: certified under UL 2594/CSA C22.2 No. 280:22. Sources · 2026-10-21 United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.United Chargers: Grizzl-E certifications and awards pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.
ENERGY STAR listed Whether the selected model number appears in the ENERGY STAR certified EVSE AC-output listing, with the manufacturer's own statement in the note. ENERGY STAR measures standby and operating losses. It is not a safety listing and does not describe charging speed.	YesGRS-077-W-HW-25N48-A-GB appears as an additional model in the ENERGY STAR Grizzl-E Ultimate 48A record (pd_id 4661474). Source · 2026-10-21 U.S. EPA ENERGY STAR: ENERGY STAR certified EVSE AC-output records for the Grizzl-E brandChecked 2026-10-21. We read the original webpage on the check date.
Wireless connectivity The Wi-Fi bands, Bluetooth and charger protocols the manufacturer documents. A 2.4 GHz-only radio needs that band available at the mounting location. An unstated band stays unstated.	2.4 GHz Wi-Fi with OCPP communication; the store page describes a new Wi-Fi antenna.The antenna's range claim is the manufacturer's and is not recorded as a measured result. Sources · 2026-10-21 United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.
App and account The app the manufacturer names for setup and control, and the features it documents as needing the app or Wi-Fi. App features can change with software updates and may need an account. Utility program participation depends on your utility.	Grizzl-E Connect app for charging statistics, schedules, remote control and utility demand/response programs. Source · 2026-10-21 United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.
Load management Any documented load management or solar charging feature and the accessory or service it needs. A feature that needs a separately sold meter or paid add-on is not part of the package. Unknown means no statement was found.	Not verified We have not verified this value. It is not a confirmed no or zero. Check the original source or ask the manufacturer if it affects your choice. No load management or solar charging feature is documented on the store page or in the manual. Sources · 2026-10-21 United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.
Manufacturer warranty The warranty term the manufacturer states and any installation condition attached to it. Extended or optional warranty terms are separate purchases. Read the manufacturer's full warranty terms before installation.	3 Year warranty is the default selection on the store page; a 5 Year warranty is offered as a separate option.Full warranty terms were not read. Source · 2026-10-21 United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.
Stated installer requirement Who the manufacturer says should install the charger, receptacle or hardwired connection. This is the manufacturer's statement. Permits, inspection and local code are separate matters for your electrician.	Wiring must be done by a licensed contractor, licensed electrician or trained installation expert; the manual says to consult a licensed electrician. Source · 2026-10-21 United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.
Included in the box Items the manufacturer or seller lists for the exact US package. Receptacles, wire, breakers, power meters and adapters are included only when listed for the selected package.	Charger, mounting kit with bracket, plate screws, security pin and hex key, hardwire kit with three terminal lugs, three shrink wraps and terminal screws, and the EasyEvPlug holster with screws and anchors. Sources · 2026-10-21 United Chargers: Grizzl-E New Ultimate 48A installation manualChecked 2026-10-21. Read the original source and its check date before relying on this value.United Chargers: Grizzl-E Ultimate 48A US store pageChecked 2026-10-21. We reviewed the official page text on the check date. Checkout options were not verified.
Questions to check before buying	The manual's specification table gives 11.52 kW for 48 A while its adjustable-current table prints 11.56 kW and the store page 11.5 kW; the ENERGY STAR record's 11.52 kW at 240 V is used. The store page offers New and refurbished conditions under one product; this record is the New unit only.

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