Turbine agitator right-angle drive · ratios multiple · 3–100 hp. Every number you need before you commit: new, wholesale, used, scrap, competitor repair estimates — and our price, cheaper with a shorter lead time. Or sell your surplus HT-4 Agitator Drive for cash today.

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| New / retail (OEM list)new unit, factory order | $8,200–$26,000 |
| Wholesale / dealervolume or distributor pricing | $6,600–$21,300 |
| Used (tested, working)secondhand market range | $3,300–$18,700 |
| Scrap valueweight-based, changes daily | $55–$136 |
Researched estimates anchored to OEM list pricing and live surplus-market data; new-unit factory lead time commonly runs 16–30 weeks for comparison. Send your nameplate for a confirmed number.
Most shops quote only after your unit is in pieces on their bench. We publish the whole market — new, used, scrap, competitor repair — up front, so you negotiate from strength.
Our network rate beats standard shop pricing by roughly 18–25% on the HT-4 Agitator Drive, with turnaround 2–3 days shorter — and 24–72 hour emergency rush when the line is down.
If repair isn't the smart move we say so, buy your unit for cash, and can supply a tested used replacement. No other gear shop gives you all three exits.
Industrial Surplus World has bought, sold, and rebuilt Chemineer equipment for decades — process mixing drives are daily work, not an experiment.
The Chemineer HT-4 Agitator Drive is a turbine agitator right-angle drive from the HT, GT, QED agitator drives line, rated 3–100 hp across ratios of multiple, and most commonly found on process mixing. Chemineer (NOV) turbine agitator drives — HT/GT series — mix everything from wastewater to pharma; thrust bearings and gear sets are our specialty.
When a HT-4 Agitator Drive fails, the real decision is economic: a new unit lists at $8,200–$26,000 with a 16–30 week factory queue, a tested used unit trades at $3,300–$18,700 when you can find one, and a standard shop rebuild runs $3,800–$15,600 over 10–15 business days. Our in-house network rate of $2,960–$12,800 in 8–12 business days beats all of those paths on total cost of downtime — and if the unit is beyond economic repair, its scrap weight alone is worth $55–$136, while we'll pay $400–$4,500 for the core as-is.
Typical failure modes on this family are bearing wear, shaft-seal leakage, and tooth-surface distress from degraded or contaminated oil. A correct rebuild means full teardown, hot-tank cleaning, magnetic-particle inspection of all gearing, verification of bearing-bore tolerances, all-new bearings, seals, shims and gaskets, reassembly to factory clearances, and a loaded run-test with warranty up to 24 months. Done right, it restores full service life at a fraction of replacement cost.
| Brand / line | Chemineer — HT, GT, QED agitator drives |
| Model / part number | HT-4 Agitator Drive |
| Type | Turbine agitator right-angle drive |
| Nominal ratios | multiple |
| Power / duty | 3–100 hp |
| Approx. weight | 620 lb |
| Typical applications | process mixing |
| Manufacturer base | Dayton, OH |
Confirm exact ratio and rating from your nameplate — we service and buy all configurations of the HT-4 Agitator Drive.
Full disassembly, hot-tank strip, oil passages cleared.
All gearing NDT-checked for hidden cracks; bores measured.
All-new bearings, seals, shims, gaskets; seal surfaces reground.
Set to factory clearances, painted, loaded run-test, warranty.