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HALO Prime300 Pellet Grill

HALO Prime300 Pellet Grill

By HALO · Pellet Grills · Kitchen & Cooking

  • 300 sq in total cooking surface
  • 180°F – 500°F temperature range
  • 10 lb hopper capacity
  • 48.72 lbs product weight
  • Battery-powered with 12V 5Ah lithium-ion battery (sold separately)

Lowest price seen
$449.99
from $449.99 at HALO Outdoor Cooking · Checked Oct 13, 2026

New
Used, refurbished, open-box

Stores are listed in a fixed order, never by price or commission. Prices are snapshots. Check the current price with the store.

Problems, parts and running costs

Summary

A 48.72 lb countertop pellet grill whose real trick is cordless cooking: a patented igniter and auger can run from a 12 V 5 Ah lithium-ion pack for a claimed 15-20 hours, or from the included AC adapter. Check two things before buying: the battery that makes it cordless is not included, and the same model is listed at very different prices depending on which HALO storefront or retailer you use.

Strengths

  • Cordless operation is the one thing nothing else in this size class claims: the igniter and auger run from a 12 V 5 Ah pack.
  • Serviceability is unusually well documented, with a numbered parts list, a wiring diagram and a seven-code error table.
  • A manual-startup fallback is published for when the igniter fails.
  • The 10 lb hopper and 300-class surface suit a household of up to four.
  • A direct-sear damper, warming rack, wired meat probe and RTD chamber sensor are all included.
  • It runs on the included AC adapter whenever there is an outlet.

Weaknesses

  • The battery that makes it cordless is not included and has to be bought separately.
  • Grease fires are the dominant owner complaint; HALO says keep greasy cooks under 350°F and self-clean for 10-20 minutes after every use.
  • Ash must be vacuumed from the burn pot after every use, and skipping it can stop pellets igniting or cause a burn-back in the auger tube.
  • A weak battery throws an auger-motor error (ErN) that has nothing to do with the auger.
  • HALO itself says controller readouts “may not exactly match the thermometer”, and the igniter only cycles back on 20°F below the set point.
  • No independent instrumented test of this exact model exists in accessible sources.

Verified specifications

ModelHS-1005-ANA, the Prime300 countertop pellet grill.
Fuel100% hardwood wood pellets; no wood chips.
Temperature range180°F to 500°F.
Manual cooking bandssmoke 180-250°F, sear 250-350°F, roast 350-500°F.
Hopper10 lb, claimed 15-20 hours of runtime depending on temperature.
Powerincluded AC adapter on a grounded GFCI outlet (manual specifies a 10 A GFCI service), or an optional 12 V 5 Ah lithium-ion battery pack sold separately.
Ignitionpatented electronic igniter; it cycles back on when the temperature falls 20°F below the set point.
Chamber sensorRTD probe on the left side of the cooking chamber, shielded by a “C” bracket.
Meat probeone wired probe included; the manual calls for HALO-brand probes only.
Heating and circulationblower fan feeding the burn pot, fan-forced circulation and ash evacuation.
Controlsone control knob with a digital LED screen, temperature in F or C, and a timer that does not affect grill operation.
Direct searadjustable damper on the center vent with a linkage handle.
Cooking surface300 sq in total per HALO; the manual says 301.9, and HALO’s own breakdown is a 217.62 sq in grate (16.65 × 13.07 in) plus a 71.25 sq in warming rack (15 × 4.75 in).
Dimensions29.19 × 18.75 × 16.75 in per HALO; a retailer lists 29.16 × 18.76 × 17.01 in. Weight 48.72 lb, shipping weight 59.52 lb, cooking height 10.5 in.
Materialscold rolled steel with a powder paint coating and 430 stainless steel.
In the boxAC adapter, one wired meat probe, swing-away warming rack, grease plate, cooking grid, owner’s manual and hardware. Battery and charging dock are not included.
Warranty5 years on non-electrical parts, 1 year on electrical components and paint, per the HALO web store.
Documented error codesErL, ErF, ErH, ErC, ErN, ErR, ErU.
Full research notes and sources

Cordless operation and the battery

The headline feature is real but incomplete out of the box. HALO’s patented electronic igniter plus auger can run from a 12 V 5 Ah lithium-ion pack for a claimed 15-20 hours, or from the included AC adapter. The manual is blunt that the battery is not included and is required to run the auger and igniter on battery. The English pages claim 15-20 hours from the 10 lb hopper; the Spanish section of the same manual says 10-20. Charging takes 5-6 hours, and the charging dock was sold separately “once available”. Cold-weather runtime is a manufacturer figure, not a measured one. The battery has its own failure path: a red REMOVE icon means it is too hot, and a weak pack can throw ErN that clears when you plug in the adapter.

Cooking and temperature

The range is 180-500°F, with the manual’s own bands of 180-250°F for smoke, 250-350°F for sear and 350-500°F for roast. A slide-controlled damper over the center vent opens direct heat for searing, and a swing-away warming rack lifts out of the way. HALO states plainly that controller readouts “may not exactly match the thermometer” and that all temperatures are approximate, affected by ambient temperature, wind, pellet quality, lid openings and food load. The igniter cycles back on only when the temperature falls 20°F below the set point, so expect oscillation rather than a flat line. Neither is a measurement, and no independent instrumented test of this model exists.

Maintenance, parts and running costs

Maintenance is the real cost of ownership and it is not optional. HALO instructs a 10-20 minute high-heat self-clean after every use and vacuuming ash from the burn pot after every use; skipping the ash clean can stop pellets igniting or cause “a build-up of pellet in front of the auger tube potentially causing a burn back inside auger tube”. Cooks of greasy food are told to stay under 350°F because grease has a lower flash point. That guidance exists because grease fires happen: the most concrete owner complaint found is a Reddit poster whose “main con (and what kinda broke it)” was grease fires, plus a daisy-wheel vent “stuck with baked on” residue.

The pleasant surprise is serviceability. HALO publishes a 96-page trilingual manual with a numbered parts list from HS-1005-1 to HS-1005-39 covering the auger, blower fan, RTD sensor, control PCBA, AC/DC adapter and PSM module, plus a wiring diagram and a seven-code error table. Troubleshooting repeatedly says to call Consumer Service for a replacement part, and there is a documented manual-startup procedure for when the igniter fails. Consumables are pellets (the hopper holds 10 lb) and outbound shipping on warranty parts, which HALO explicitly does not pay. A cover is $49.99, a Burn-Pot Vacuum Attachment is $24.99, and the battery is either $69.99 or $119.99 depending on which HALO storefront and bundle you use.

Is it worth it?

At the $241-315 seen on indexed third-party snapshots the Prime300 is a strong value for its niche: it is the only countertop pellet grill that runs cordless, it has a real parts list and error-code documentation, and the 10 lb hopper and 300-class surface suit a household of up to four. At HALO’s direct $449.99 it competes with full-size grills that have far deeper testing and community history, and loses unless cordless operation is mandatory. At the $549.99 shown on HALO’s legacy storefront and at ATBBQ, against an MSRP of $599.99, it is hard to justify: no independent test, no measured battery runtime, no published wattage, and a battery still required to access the one feature that makes it different. The single genuine differentiator is not “pellet grill” — it is a battery pellet grill.

Which model this is

This page covers the HALO Prime300 Countertop Pellet Grill, model HS-1005-ANA, sold through both HALO storefronts. Retailers still list the seller as Halo Products Group LLC, while the brand is now under WH Products LLC, described as a subsidiary of Worthington Enterprises. The Amazon listing for this model is ASIN B0076GVDEI.

Bluetooth or app monitoring appears in third-party listing titles but is not in the manual, so treat app connectivity as unverified.

Sources

Manufacturer:

Independent reviews:

Owner reports:

Parts and stores:

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