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Home / Resources / Equipment Guides & Production Planning / Best Wax Melter by Production Volume

Best Wax Melter by Production Volume

Resources / Buying guideJump to the guide

Short answer: Size a wax melter to your largest single batch, not your weekly total. Under about 50 lb per pour, a benchtop melter or a PRIMO 25 or PRIMO 50 is enough. From about 75 to 250 lb per batch, the PRIMO 75 to PRIMO 250 run on a standard 110-120 V outlet. For 350 lb to 1,226 lb per batch, the PRIMO 350 to PRIMO 1000 still run on 110-120 V. Above that, the PRIMO 1500 and larger use 220-240 V or higher.

Wax melter sizes by batch

Wax capacities and prices below are the published PRIMO figures on waxmelters.com (October 2026). Candle counts are approximate: an 8 oz container usually holds about 7 oz of wax by weight, so 1 lb of wax fills roughly 2 eight-ounce candles.

Wax per batchApprox. 8 oz candles per batchWax melterHeating powerVoltagePrice
Up to 25 lbAbout 55PRIMO 25 (3.5 gal)300 W110-120 V$1,395
Up to 56 lbAbout 125PRIMO 50 (7 gal)800 W110-120 V$1,675
Up to 77 lbAbout 175PRIMO 75 (11 gal)800 W110-120 V$1,875
Up to 105 lbAbout 240PRIMO 100 (15 gal)800 W110-120 V$2,050
Up to 169 lbAbout 385PRIMO 150 (26 gal)800 W110-120 V$2,295
Up to 264 lbAbout 600PRIMO 250 (33 gal)900 W110-120 V$2,795
Up to 367 lbAbout 840PRIMO 350 (49 gal)1,200 W110-120 V$3,495
Up to 532 lbAbout 1,215PRIMO 500 (76 gal)1,500 W110-120 V$4,995
Up to 770 lbAbout 1,760PRIMO 750 (110 gal)1,800 W110-120 V$6,395
Up to 1,226 lbAbout 2,800PRIMO 1000 (158 gal)1,800 W110-120 V$7,995
1,675 lb and up3,800+PRIMO 1500 (216 gal) to PRIMO 600003,200 W and up220-240 V and upFrom $9,750

How to choose

  • Use your largest pour session. Weigh the wax you pour in one session and pick the melter that holds it without refilling. Add about 20 to 30 percent headroom if you are growing.
  • Check your outlet. The PRIMO 25 through PRIMO 1000 run on standard 110-120 V. See the wax melter voltage guide.
  • Plan the fill step. A heated valve suits hand pouring. For repeatable fills, add an AutoShot or a Pour X-Press melt-and-fill cart.
  • Waterless vs water-jacketed. PRIMO melters are waterless, digitally controlled, double-wall insulated stainless tanks with a standard range up to 212°F / 100°C. WaxMelters rates PRIMO at 2 to 3X faster melting using about half the electricity compared with water-jacketed melting.

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