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Briggs & Stratton Storm Responder - 6250/8500W Portable Generator

The Briggs & Stratton Storm Responder (30728) is a portable open frame generator with a rated wattage of 6,250 W and a starting wattage of 8,500 W. (Read full specs)

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Briggs & Stratton Storm Responder
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Price history for the Briggs & Stratton Storm Responder

Current price is in the high range.
Lowest price $449
Highest price $949.04
Current price $949.04

Description

Storm Ready, this is the ideal quick response generator!

Zoom on the Briggs & Stratton Storm Responder

To sum up, the Briggs & Stratton Storm Responder is a portable generator tailored for:

  • Food truck owners who do not wish to see their business interrupted under any circumstances
  • Homeowners in need of an emergency backup power for their essentials
  • Professionals in need of safely powering high-intensity work or lighting equipment

Over the following sections, you'll uncover its power characteristics, the selection of outlets it offers, its overall portability, and the supplementary features it includes.

Power & Run Time

The Briggs & Stratton Storm Responder in use

The Briggs & Stratton Storm Responder

Running on gasoline, the Briggs & Stratton Storm Responder utilizes a 420 cc Briggs & Stratton OHV 4-stroke engine to deliver 120/240V, offering a running wattage of 6,250W and a starting wattage of 8,500W.

This generator is started via a standard recoil pull-rope starting mechanism.

The fuel capacity of 7.5 gallons allows the Storm Responder to operate for around 11 hours at 50% load with a full tank (fuel consumption around 0.68 GPH).

Outlets

The control panel features the following 5 AC outlets:

Two Duplexes 120V 20A (5-20R) GFCI
120/240V 30A (L14-30R) receptacle

Because the Storm Responder is equipped with a twist-lock L14-30R receptacle, it is transfer switch ready: it can power your home during a power outage, as it can be easily connected to your breaker box to power your household.

Portability

At L28 x W27 x H28 in, the standard open frame design of the Briggs & Stratton Storm Responder delivers stability alongside easy maintenance access to components and good air cooling. The generator is designed for outdoor use and demanding environments.

With a weight of 210 lbs, the generator is still labeled as 'portable,' denoting its ability to be moved, although its heaviness might restrict easy portability. However, its challenging mobility is solved by its wheel kit (⌀10") and its folding handle, which will ease its displacement, once it is on the floor.

Features

Panel of the Briggs & Stratton Storm Responder

The Storm Responder's control panel

The control panel of the Storm Responder includes a digital StatStation™ data center, which assists you in monitoring its status and activity, as it provides information on the lifetime run hours and power output.

Featuring a built-in fuel gauge, the generator offers quick, convenient, and easy gas level checks at a glance.

As for its security measures, the device features an overload protection (circuit breaker) and an automatic low oil shut-off, letting you use it with a peace of mind.

The Storm Responder also benefits from Briggs & Stratton’s CO Guard™ (opens in a new tab) carbon monoxide shutdown. This new patent-pending technology uses advanced algorithms to shut down the generator when harmful levels of carbon monoxide accumulate in the generator's operating area.

In addition to the standard documentation and owner's manual (opens in a new tab) for prompt setup, Briggs & Stratton has also included a extension cord in the packaging of the Storm Responder.

The Briggs & Stratton Storm Responder versus other generators

The following charts are provided to give you an idea of how some of the key specs of the Briggs & Stratton Storm Responder compare to generators of similar power (between 5500 and 6500 W).

  • Tipping the scales at 210 lbs, the Briggs & Stratton Storm Responder qualifies as one of the heavier options among generators rated between 5500 and 6500 watts. If weight is a key factor for your needs, the Genmax GM6250iET is noteworthy for being one of the top contenders in this power range, with a dry weight of 102.6 pounds.
  • At 50% load, the Storm Responder achieves one of the longer run times compared to devices of similar power, sustaining operations for around 11 hours. If runtime is a priority for you, the Pulsar PG7500 stands out as one of the generators with the longest run time in its power range, providing around 13 hours of continuous use.
  • Run time is a key metric, but it's dependent on the generator's fuel capacity. Therefore, discussing fuel efficiency is necessary to get the full picture. Compared to similar devices, this generator is less fuel-efficient than most: it burns around 0.68 gallons of gasoline per hour at a 50% load. If you wish to acquire one of the most gasoline efficient products of this power range, the DuroMax XP7000iHT, with a fuel consumption of 0.38 GPH could be in your good books.

Price comparison

As you can see from these interactive charts, when compared to other 5500-6500W generators, the Briggs & Stratton Storm Responder is on the cheap side of the price range.

It can therefore be a really good buy if you're looking to acquire a budget generator.

The bottom line

STRENGTHS:
  • Inexpensive
  • CO Guard™ technology
  • GFCI Outlets
  • High run time
WEAKNESSES:
  • No 50-amp output
  • No electric start
  • On the heavy side (210 lbs)
  • Low fuel efficiency

Do you own the Briggs & Stratton Storm Responder and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

Features and Specifications

General
InverterNo
Parallel capableNo
RV readyNo
FuelGasoline
Engine420 cc Briggs & Stratton OHV 4-stroke
Starting systemRecoil
Warranty2 years
Power
VoltageAC: 120/240V 60 Hz
Running watts6,250 W
Starting watts8,500 W
Running amps (@120/240V)52.1/26 amps
Peak amps (@120/240V)70.8/35.4 amps
Run time @50% load11 h
Run time @25% loadUnknown
Features
GFCI outletsYes
Covered outletsYes
Automatic Voltage RegulationYes
AC outlets
  • 2x Duplex 120V 20A (5-20R) GFCI
  • 1x 120/240V 30A (L14-30R)
DC outletsNo
Data centerPower output and lifetime run hours
IndicatorsNo
Fuel tank7.5 gal
Fuel gaugeYes
Misc
Weight210 lbs
Approx. dimensions (L x W x H)28 x 27 x 28 in
Noise (lower limit)Unknown
THDUnknown
ComplianceEPA
SecurityLow oil and overload protection, CO monitoring
Spark arrestorYes
NeutralBonded to frame
Accessories includedExtension cord and wheel kit
UPC011675307288

We've taken extra care to research and verify each of the specifications above. That said, occasional mistakes or omissions are still possible. If you spot any missing or inaccurate information, feel free to suggest a correction so we can address it.

Spec Improvement×

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About Briggs & Stratton

Founded in 1908, in Milwaukee, Wisconsin, Briggs & Stratton is a well renowned American based gasoline engine manufacturer. While the company mainly focuses on engines – including outdoor, power tool, karting, cast iron and aluminum models, power generators are a crucial component of their portfolio as well – Briggs & Stratton provides both portable and standby solutions for casual users with full support, including installation. The company operates on a global scale, with 13 facilities spread across all the of the continents.

Warranty Information

The Briggs & Stratton Storm Responder is covered under a warranty for up to 2 years. This warranty may be limited and may not cover all parts of the generator.
For more information about the warranty of Briggs & Stratton generators, please consult Briggs & Stratton's warranty policies stated in the user manual (opens in a new tab). Alternatively, you can also contact their Customer Support : 1-800-743-4115.

Questions & Answers

What can it power?
Examples of items that can be simultaneously powered.
The examples below are based on a maximum load of 80% and estimated wattages. For a more accurate estimation, use our wattage calculator.
Item Running Watts Starting Watts
At home Electric fry pan 1500 1500
Microwave (1000 watts) 1500 1500
AC (10,000 BTU) 1500 2200
Refrigerator (energy star) 192 1192
Slow cooker 270 270
Total 4962 W 5962 W
For camping RV AC (11,000 BTU) 1010 1600
RV refrigerator 180 600
Hair dryer 1800 1900
Electric grill 1650 1650
Slow cooker 270 270
Bug zapper 80 80
Total 4990 W 5580 W
For work Table saw 1800 4500
Air compressor (1 hp) 1600 6100
Drain cleaner 250 250
Electric fence (25 miles) 250 250
Bug zapper 80 80
Total 3980 W 8480 W

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Briggs & Stratton Storm Responder
7.8 Total Score
9 reviews
Add your review
Price
8.2
Value
7.9
Quality
7.1
Performance
7.9

User Reviews

Most Recent Most Helpful Highest Rating Lowest Rating Add your review
  1. 5
    Price
    100
    Value
    100
    Quality
    100
    Performance
    100

    i’ve owned the B&S 6250/8500 Storm Responder since 8/2017. I’ve used it 4 times, twice with the 30A plug and transfer switch on my home box. It worked well. It ran during and after Berly for 36h, no problem. I ran it another 4h while the power company was installing new equipment to all the homes in the neighborhood. It was a treat to see it start each time on the first pull, then run without any problems. Powers everything in the house except AC, oven, sauna, and threw a cord to my neighbor who even ran his coffee maker (AC is a dual compressor, variable speed and 30A is not enough power). Never saw the lights flicker. Running 1d-2d is probably not enough to burn up any sensitive electronics, but a longer outage would. I’m likely to upgrade to an multi-fuel inverter generator powerful enough to handle the AC. It will be relatively expensive, but much lower cost than a stand-by unit.

    + PROS:
    • powerful and reliable
    - CONS:
    • single fuel only - gasoline
    Helpful(0) Unhelpful(0)You have already voted this
  2. 5
    Price
    100
    Value
    100
    Quality
    100
    Performance
    100

    I have 2 of these. One is several years old with 92 hrs on it…..works great. The other one is fairly new with 19 hrs on it, but it shuts off when using 60%.

    + PROS:
    • so far so good. has gotten me through many long power outages.
    - CONS:
    • very loud.
    Helpful(0) Unhelpful(1)You have already voted this
  3. 4.65
    Price
    100
    Value
    100
    Quality
    70
    Performance
    100

    My generator worked great the only time i had to use it. Now i was just trying to start it and the start pull cord broke.
    Not the rope but the rewind spring? I just need to order the casing and rewind compartment but can’t find anything just for parts. Is this so I need to contact a repair dealership. It’s only 3 bolts to repair>>>

    + PROS:
    • works great for the little I need it.
    - CONS:
    • Can't find or buy repair parts!
    Helpful(3) Unhelpful(1)You have already voted this
  4. 4.5
    Price
    80
    Value
    90
    Quality
    100
    Performance
    90

    Above expectations during the 2022 hurricane black out.Runing time was extended but the job was great for us without problems during the 5 days without power.We just moved to Florida and the Storm Responder was the only choose at short notice but seems was the right one .

    + PROS:
    • Good value for the money,reliable and solid built ,very good fuel consumption .
    - CONS:
    • Noisy, no electric start option. Not to much Watage output in order to run the house HVAC system but enough to run couple of fans 2 refrigerators the lights and garage door.
    Helpful(1) Unhelpful(1)You have already voted this
  5. 1.5
    Price
    80
    Value
    20
    Quality
    10
    Performance
    10

    Had for a year and never even put gas in it. A tropical storm came and I gassed it up in preparation. After only ten minutes or so running my camper at 20% load, it stopped providing power. The motor ran fine, but no juice and the display was cycling on and off. I took it to a certified Briggs and Stratton repair shop and they had to replace the circuit board. Usually it’s covered under warranty for the first year, but I was a month over. After part and labor, the bill was almost $600 for a generator I paid $800 for. I works fine now, but I have $1,400 in a generator that only performs at an $800 level.

    + PROS:
    • Strong generator and easy to start
    - CONS:
    • Parts are expensive
    Helpful(2) Unhelpful(0)You have already voted this
  6. 4.75
    Price
    100
    Value
    100
    Quality
    80
    Performance
    100

    Bought one a few years back and it has been good so far. Pretty much ran my whole house minus the AC ( i diddnt try). Theres 2 things i can complain about, 1. I went through a break in procedure of running it for 30 min , letting it cool off and changing the oil ( running royal purple break in oil) and the amount of metal that came out of the oil was pretty surprising. Im a gear head and have not seen many engines dump this much metal in the oil for the first 5 oil changes. It did clear up after about 5 oil changes and there seems to be no more flake now. 2. The noise, it is a loud generator, very loud. But it works well for me and seems to be of decent quality materials. Overall i am very pleased with this generator and would recommend it , just follow a break in procedure and it will last for years to come!

    + PROS:
    • Name brand you can get parts for, strong engine, nice features, easy to start and will run just about the whole house.
    - CONS:
    • Needs to be broken in properly , drinks gas
    Helpful(2) Unhelpful(1)You have already voted this
  7. 0.5
    Price
    10
    Value
    10
    Quality
    10
    Performance
    10

    Worse generator I’ve ever owned !!….. I bought two of these pieces of crap and both died within 20hrs of running…. Don’t waste a cent on this garbage !!!!

    + PROS:
    • Zero
    - CONS:
    • Piece of crap
    Helpful(3) Unhelpful(2)You have already voted this
  8. 5
    Price
    100
    Value
    100
    Quality
    100
    Performance
    100

    See the bottom pros and cons.

    + PROS:
    • Easiest generator I have ever started. Very efficient and easy to get on line to run your household. Low in maintenance. High on efficiency. GREAT GENERATOR.
    - CONS:
    • No electric start. This could be challenging for an elderly person to use and start. Other then this it's the generator to own.
    Helpful(5) Unhelpful(0)You have already voted this
  9. 4.15
    Price
    70
    Value
    90
    Quality
    70
    Performance
    100

    I purchased the 8500 Storm Responder today. We were ravaged by Hurricane Laura and will be without power for weeks. So was super happy to get it after 4 days of suffering. BUT I purchased it from L***s and they offered zero warranty. They said Briggs and Stratton will cover any issue. Well the Stat Station does not light up or give me any information.

    + PROS:
    • runs great...easy to crank..
    - CONS:
    • Pretty loud and the lcd screen is BLANK
    Helpful(11) Unhelpful(1)You have already voted this

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