Used Water Well Drilling Rig 300m for Africa — How to Match Output to Groundwater?

A used 300 m water-well rig is the right choice for rural boreholes across Africa when its pullback, mud-pump and rod capacity match local geology. Expect an indicative USD 45,000–110,000 FOB Shanghai; the mud-pump condition and rod rack decide daily output more than the nameplate depth.

What Are the Core Specs and Where Does a 300m Rig Fit?

Field	Typical value on a 300m water-well rig
Max drilling depth	300 m
Pullback force	120–180 kN
Mast / derrick height	9–12 m
Mud pump	BW250 / BW320, 15–22 kW
Rod length / rack	3 m rods, 12–16 capacity
Drilling method	Mud rotary / DTH
Engine power	75–110 kW
Tooling included	Bits, rods, mud pump

A 300 m class rig covers most community and irrigation boreholes in sub-Saharan Africa. For hard-rock aquifers, add a DTH hammer and a matched compressor; for high-yield sand, rely on the mud rotary system.

How to Inspect a Used Water-Well Rig's Condition?

Derrick / mast: check for bend, weld repairs, and crown-block wear.
Mud pump: verify pressure and flow; a worn liner cuts output fast.
Rod rack and threads: look for bent rods and corroded threads.
Pullback winch: test line pull and brake holding.
Rotary head: confirm torque; listen for backlash.
Electronics / gauges: confirm hour meter and pressure gauges read true.

What Does a Used 300m Rig Cost, and What's the Export Process?

Indicative ranges by condition:

Reconditioned: USD 90,000–110,000
Working, average wear: USD 65,000–88,000
Project-retired: USD 45,000–62,000

Export steps: inspection video → proforma invoice → secure derrick and rods for 40HQ → lashing and booking → Shanghai export declaration → Bill of Lading. We supply export documents; import clearance in the destination country is the buyer's responsibility.

What Are the Common Pitfalls and Who Handles Customs?

Pitfall 1: "300m" capacity quoted but only a 200m rod set supplied.
Pitfall 2: Mud-pump liners worn — output drops below the aquifer demand.
Pitfall 3: Arrival without the buyer's import permit for drilling equipment.
Responsibility: seller provides export documents and honest condition reports; import duty, VAT and clearance are the buyer's scope. We do not promise "包清关 / 包税".

How We Evaluated These Rigs

We ranked water-well rigs by logged metres, third-party mud-pump and rod inspection, and a live pullback test. Each unit passed a pressure test before listing. Figures above are indicative and confirmed against the unit's inspection file.

Which Used Water-Well Rigs We Recommend (3–5 Units)

For boreholes across Africa, the 300 m-class rigs below are in stock and checked per the condition list. Prices are indicative EXW China. Each links to its live listing; full inventory: FairTradeMachinery rigs.

Model	Max depth / method	Engine / pull	Year / hours	Indicative price (EXW)
ZEGA ZGYX-420	300 m / water well	110 kW / 18 t pull	2022 / see listing	US$ 48,000–68,000
ZEGA ZGYX-452	300 m / DTH + mud	176 kW / 22 t pull	2023 / see listing	US$ 55,000–78,000
Kaishan KG420	300 m / DTH + mud	97 kW / 13 t pull	2021 / see listing	US$ 40,000–58,000
Kaishan KG940A	350 m / DTH	132 kW / 16 t pull	2017 / see listing	US$ 58,000–82,000
Kaishan KT7C	300 m / DTH + mud	140 kW / 16 t pull	2020 / see listing	US$ 52,000–74,000

FAQ

Can it reach 300m in hard rock?

With a DTH hammer and matched compressor, yes; mud rotary alone suits softer strata.

Is the mud pump included?

A BW250/BW320 pump is included unless stated.

How long to Africa?

About 30–40 days from Shanghai plus clearance.

Do you test the pump under load?

Yes, every listed rig includes a pump and pullback test video.

Does it fit a 40HQ?

The derrick secures down and rods stack inside; we send the lashing plan.

Sources

Nigeria Customs Service — import procedures and HS classification for water-well rigs: https://customs.gov.ng/
Standards Organisation of Nigeria (SON) — SONCAP conformity programme: https://son.gov.ng/
Freight rate reference: Q3 2026 quotations, Shanghai to Apapa, available on request.
FairTradeMachinery — used drill rig inventory (live models & specs): /rigs.html

Published: 2026-10-29 · Last reviewed: 2026-10-26 · Author: 【Pace 】Equipment Inspector, FairTradeMachinery

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