Finnrick, an independent testing programme, publishes 5 assays for Maddox Research: 4 met its Purity focus threshold (at least 99.5% purity, no more than 35% dosage deviation) and 1 did not. Most recent assay 1 Jul 2026.
Maddox Research listed by Finnrick as "Trading", has no storefront on record — Finnrick lists only a messaging or social contact. Source: Finnrick, https://www.finnrick.com/vendors/maddox-research.
Maddox Research sells to businesses rather than direct to researchers. The site says it has traded since 2015. It lists 48 products.
In its own words: “Maddox Industrial Transformer is the leading U.S. supplier of new and remanufactured transformers, including padmount, substation, and dry-type units.”
We found no test results or certificates anywhere on Maddox Research's site.
Prices run from $786.00 to $104000.00 across 12 listed products. Payment is by cryptocurrency, bank transfer, and credit card. Orders ship with FedEx and UPS.
Worth knowing before you order: no published COAs and no research-use-only notice. We found no certificates of analysis or third-party test results anywhere on the site.
Site check: 48 products listed; payment by cryptocurrency, bank transfer, credit card; ships via FedEx, UPS.
Source: Finnrick, as published 2026-08-09. Pass and fail are Finnrick's classification against its own threshold, not ours.
The record for Maddox Research
Status
Active
Vendor type
Research-use supplier
What we found
No published COAs. We found no certificates of analysis or third-party test results anywhere on the site. source
No research-use-only notice. We found no research-use-only or not-for-human-consumption disclaimer on the site. source
Partial pricing. Prices are shown on 12 of 48 catalogue entries; the rest are quote-only. source
Card payments accepted. Accepts Cryptocurrency, Bank Transfer, and Credit Card, so card chargeback protection applies. source
Ordering and payment
Payment methods
Cryptocurrency, Bank Transfer, Credit Card
Card payments
Accepted
Cryptocurrency
Accepted (BTC)
Bank transfer
Accepted
Currency
USD
Online checkout
Available
Shipping and handling
Ships to
United States, Worldwide
Carriers
FedEx, UPS
Returns and guarantees
Returns
Articles Glossary Manuals Terms & Warranties Warranty Transfer Form FAQs Return Request Warranty Claim Credit Application Payment Instructions kVA Calculator Fault Current Calculator kW to kVA Calculator Privacy Policy
After-sales
Competitive pricing, always the most inventory, and exceptional after sales support. They are my "go to" option for transformers
Maddox Research is listed as active and we hold 5 Finnrick assays (4 passing, 1 failing its purity threshold). That is evidence about the batches that were tested or published, not a guarantee about the vial you receive.
Has Maddox Research been lab tested?
Yes. Finnrick, an independent testing programme, publishes 5 assays for Maddox Research: 4 met its Purity focus threshold (at least 99.5% purity, no more than 35% dosage deviation) and 1 did not. Most recent assay 1 Jul 2026.
How do you pay Maddox Research?
Maddox Research accepts Cryptocurrency, Bank Transfer, Credit Card.