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mnmscales@yahoo.com
(832) 290-3120

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MNM Scales LLC
(832) 290-3120
mary@mnmscales.com
sales@mnmscales.com
21249 FM 529 Rd,
Cypress, TX 77433

We accept PayPal Buy Now, Pay Later feature. All credit/debit cards are accepted.

Ohaus

MNM Scales is an authorized OHAUS dealer stocking NTEP gold scales and legal-for-trade cannabis scales for jewelers, pawn shops, coin and bullion dealers, gold buyers and dispensaries. The OHAUS Scout SJX/E series leads the range, with Valor 4000 bench scales and Pioneer and Adventure analytical balances alongside. As one of the largest scale distributors in Texas, we ship every scale free, and our Cypress, TX shop can calibrate it before it leaves.

What to look for in a gold scale

When you buy or sell gold, silver, gemstones or cannabis by weight, the scale must be NTEP approved for that use. Check three things on the product page:

  • Accuracy class. Class II is the class for precious metals and gemstones. Class III suits larger, coarser weighing.
  • Certified division (e). The SJX1502N/E reads 0.01 g and is certified at e = 0.1 g, while the SJX323N/E is certified at e = 0.01 g.
  • Units. Scout SJX/E models weigh in carats, pennyweight, troy ounces and grains, the units your customers expect.

Read our legal-for-trade jewelry scale guide and OHAUS Valor vs Ranger vs Scout comparison.

Popular OHAUS gold and cannabis scales in stock

The Scout SJX/E runs on the included AC adapter or on 4 AA batteries (batteries not included), so it moves easily between counters and trade shows. RS-232, USB, Ethernet and Bluetooth interfaces are available as accessories (not included).

Shop more NTEP and OHAUS scales

See all NTEP gold and cannabis precision balances, every OHAUS product we stock, and OHAUS balances. For A&D Class II models, browse NTEP precision balances and legal-for-trade scales, or see all NTEP legal-for-trade scales.

Choosing the right OHAUS gold scale

Jewelry and gold buying counters

The SJX1502N/E is the go-to Class II scale for scrap gold, chains and rings up to 1,500 g. For diamonds and loose stones, the SJX323N/E gives a finer 0.01 g certified division.

Coin, bullion and silver

Silver and coin dealers often weigh larger lots. The SJX6201N/E handles up to 6,200 g, and the Valor 4000 bench scales handle boxes and bags.

Cannabis dispensaries

Dispensaries selling by the gram usually choose a Class II scale certified at 0.01 g. Compare options in our best scale for a cannabis dispensary guide, and see Class II balances such as the A&D FX-200iN in our NTEP precision balances.

Assay and testing

For karat testing and lab checks at 0.1 mg, the OHAUS Pioneer PX124 and Adventure AX124 bring internal calibration to the bench.

Calibration and Texas placed-in-service

Every scale on this page can ship calibrated from our Cypress, TX shop. Calibration is priced by the scale’s maximum capacity:

Scale maximum capacity In-house calibration with NIST-tested weights NIST calibration with NIST-traceable certificate
Up to 2.2 kg (4.85 lb) $95 $395
2.2–6.2 kg (4.85–13.7 lb) $195 $495
6.2–35 kg (13.7–77 lb) $250 $595

A scale whose capacity is exactly at a tier limit uses the lower tier.

The SJX1502N/E falls in the up to 2.2 kg tier, and the SJX6201N/E falls in the 2.2–6.2 kg tier. Calibration usually takes 1–3 business days after we receive the scale, and our mail-in scale calibration service covers scales bought anywhere. In Texas, a commercial scale must be placed into service and registered with the Texas Department of Agriculture. MNM Scales is TDA licensed with registered technicians for all scale classes, and our technicians handle the RWM-780 and RWM-700 paperwork for you. See TDA scale certification.

On-site service in Houston

Our technicians calibrate, repair and certify gold and jewelry scales on-site across the Houston area and surrounding suburbs, with Dallas, Austin and San Antonio on request. On-site service is $295 plus $2 per mile round trip, charged once per visit, with calibration priced per scale on top. See balance calibration in Houston and legal-for-trade calibration in Texas.

Multi-store and dealer orders

Outfitting several stores or dispensaries? Our wholesale scales program quotes volume pricing. Call (832) 290-3120, or contact us any time, 24/7.

OHAUS gold scale FAQ

Is the OHAUS Scout SJX1502N/E legal for trade?

Yes. The SJX1502N/E is NTEP Class II and Measurement Canada approved, with a 1,500 g capacity and a certified division of 0.1 g.

Which OHAUS scale is best for diamonds and gemstones?

The SJX323N/E. It weighs up to 64 g (320 ct), reads 0.001 g and is NTEP Class II at e = 0.01 g.

What units do Scout SJX/E gold scales show?

Grams, carats, pennyweight, troy ounces and grains, among others, so you can quote prices in the unit your market uses.

Can a gold scale run on batteries?

Yes. The Scout SJX/E runs on 4 AA batteries (not included) for roughly 80 hours, or on the included AC adapter.

Do you place gold scales in service in Texas?

Yes. Our TDA licensed technicians install, calibrate and place trade scales in service, and we handle the RWM-780 and RWM-700 paperwork.

Is shipping free?

Yes. OHAUS gold scales ship free, and we offer UPS 2nd Day and Next Day for faster delivery.

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