RENFERT - Basic Classic SandfBlasters 2 Tanks 5-70u/70-25u 110V - #2947-4025 #29474025

SKU: 483343 - IN STOCK | +3 Stock or Drop Shipped Today
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This item ships direct from the factory. Factory minimum order: $250 in RENFERT.

Quantity:

Minimum quantity is 1.

Manufacturer #

29474025

Manufacturer

RENFERT

Model

Basic Classic

Sizes

2-Tanks

Features

25-70 / 25-70m

Features

110v

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Description

RENFERT

RENFERT · Dental Sandblasters

Technical Data Features Comparison Accessories Video Downloads

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Basic Classic SandfBlasters 2 Tanks 5-70u/70-25u 110V

SKU 483343 · RENFERT · made in Germany · Mfg# 29474025

Overview

Basic Classic, 25-70 µm/70-250 µm, 100-120 V - RENFERT item number 29474025. Fine sandblasting unit. Space-saving fine sandblasting unit with 1-2 blasting tanks.

Technical Data

Basic Classic, 25-70 µm/70-250 µm, 100-120 V - as published by RENFERT.

Item number	29474025
Weight (unfilled, 1 tank)	5.4 kg / 11.9 lbs
Use	Fine sandblasting
Permissible mains voltage	100 - 120 V
Permissible mains frequency	50 - 60 Hz
Weight (empty, 2-Tanks)	6.5 kg / 14.3 lbs
Dimensions (W x H x D)	355 x 270 x 415 mm / 14.0 x 10.6 x 16.3"
Working pressure	1 - 6 bar / 14.5 - 87 psi
Connection pressure	6 - 8 bar / 87 - 116 psi
Nominal voltage	120 V
Air consumption (max.)	98 l/min / 3.46 cfm
Lamp power	16 W
Intensity of lighting (max., at 410 mm distance)	4,800 lx
Tank capacity	1,000 ml / 34 fl.oz.
Number of tanks	1 - 2
Blasting chamber volume	14 l / 3.7 gal
Silicone-coated panel	optional
Scope of delivery	1 x 25–70 µm, 1 x 70–250 µm, incl. 2 nozzles 0.8 mm / 1.2 mm

Features

As stated by RENFERT.

Cost-effective operation through special mixing chamber technology (Venturi-Principle).
Precise sandblasting due to excellent illumination of the blasting chamber with LED technology
Large sandblasting chamber (14 l) allows good freedom of movement.
Tool-free extension to 2 tanks.

How It Compares - RENFERT Dental Sandblasters

Feature	Basic Classic 25-70 µm/70-250 µm, 100-120 V (this unit)	Vario basic 100-120 V	Vario jet 100-120 V	Basic master 25-70 µm/25-70 µm, 100-120 V
Use	Fine sandblasting	Automatic sandblasting	Automatic sandblasting	Fine sandblasting
Permissible mains voltage	100 - 120 V	100 - 120 V	100 - 120 V	100 - 120 V
Permissible mains frequency	50 - 60 Hz	50 - 60 Hz	50 - 60 Hz	50 - 60 Hz
Weight (empty, 2-Tanks)	6.5 kg / 14.3 lbs	—	—	8.1 kg / 17.9 lbs
Dimensions (W x H x D)	355 x 270 x 415 mm / 14.0 x 10.6 x 16.3"	—	405 x 650 x 460 mm / 15.9 x 25.6 x 18.1"	395 x 285 x 460 mm / 15.6 x 11.2 x 18.1"
Working pressure	1 - 6 bar / 14.5 - 87 psi	1 - 6 bar / 14.5 - 87 psi	1 - 6 bar / 14.5 - 87 psi	1 - 6 bar / 14.5 - 87 psi
Connection pressure	6 - 8 bar / 87 - 116 psi	6 - 8 bar / 87 - 116 psi	6 - 10 bar / 87 - 145 psi	6 - 8 bar / 87 - 116 psi
Nominal voltage	120 V	120 V	—	120 V
Air consumption (max.)	98 l/min / 3.46 cfm	200 l/min / 7.06 cfm	200 l/min / 7.06 cfm	98 l/min / 3.46 cfm
Lamp power	16 W	16 W	—	16 W
Intensity of lighting (max., at 410 mm distance)	4,800 lx	4,800 lx	—	4,800 lx
Tank capacity	1,000 ml / 34 fl.oz.	1,000 ml / 34 fl.oz.	—	1,000 ml / 34 fl.oz.
Item number	29474025	29601005	29611000	29484000

Values per RENFERT technical data for the item numbers sold by US Dental Depot. A dash means RENFERT does not state that figure for the model.

RENFERT Accessories for This Unit

Accessories listed by RENFERT for this item. Ask a specialist for pricing and availability by item number.

Retrofit tank, 25–70 μm Tank assembly in only a few steps. Tool-free tank extension via quick-release coupling and color-coded system.	29470050
Retrofit tank, 70–250 µm Tank assembly in only a few steps. Tool-free tank extension via quick-release coupling and color-coded system.	29470250
Cobra, 110 µm 90–125 µm	15831005
Cobra, 110 µm 110 µm	15831012
Cobra, 90 µm 90 µm	15841005
Cobra, 250 µm 250 µm	15851012
Cobra, 250 µm 250 µm (60 mesh)	15851005
Cobra, 125 µm 125 µm	15871012
Cobra, 125 µm 125 µm	15871005
Cobra, 25 µm 25 µm	15941105
Cobra, 50 µm 50 µm	15941112
Cobra, 50 µm 50 µm	15941205
IT sandblasting nozzle Ø 0.40 mm Blasting nozzles for the Basic units ▪️ highly recommended for Cobra 25 (μm)	900021203
IT sandblasting nozzle Ø 0.80 mm Blasting nozzles for the Basic units ▪️ highly recommended for Cobra 90 (μm) ▪️ recommended for Cobra 50, 110,	900021204
IT sandblasting nozzle Ø 1.40 mm Blasting nozzles for the Basic units ▪️ highly recommended for Cobra 125 (μm) ▪️ recommended for Cobra 110, 25	900021205
IT sandblasting nozzle Ø 2.00 mm Blasting nozzles for the Basic units ▪️ highly recommended for Cobra 250 (μm)	900021206
IT Slotted nozzle Ø 1.5x 3.5 mm Blasting nozzles for the Basic units ▪️ highly recommended for Cobra 110, 125, 250, Rolloblast 100 (μm)	900031739
IT sandblasting nozzle Ø 1.00 mm Blasting nozzles for the Basic units ▪️ highly recommended for Cobra 110, Rolloblast 100 (μm) ▪️ recommended f	900033211
IT sandblasting nozzle Ø 0.60 mm Blasting nozzles for the Basic units ▪️ highly recommended for Cobra 50, Rolloblast 50, 3M EspeSoft (μm)	900033213
IT sandblasting nozzle Ø 1.20 mm Blasting nozzles for the Basic units ▪️ highly recommended for Cobra 125, Rocatec Pre&Plus (μm) ▪️ recommended	900033214
Rolloblast, 100µm 100 µm	15891005
Rolloblast, 50 µm 50 µm	15941305

Watch It in Action

Renfert video - Cleaning the Dispensing Nozzle Basicservice | EN

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Manufacturer video (RENFERT GmbH) - Cleaning the Dispensing Nozzle Basicservice | EN

Renfert video - Basic Fine sandblasting units product info | EN

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Manufacturer video (RENFERT GmbH) - Basic Fine sandblasting units product info | EN

Renfert video - Basic microblasters - Changing the filter cartridge service | EN

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Manufacturer video (RENFERT GmbH) - Basic microblasters - Changing the filter cartridge service | EN

Documentation & Downloads

Manual / User guide - Sandblasting nozzles & abrasive agents / Strahlmitel - Strahldüsen Kombination	PDF EN
Repair manual - Basic Classic 294xxxxx \| B	PDF 16.87MB Multilingual
FAQ - Basic Classic 294xxxxx	PDF Multilingual
Instruction manual - Cleaning the dosing nozzle	PDF 1.54MB Multilingual
Instruction manual - Basic Classic 2947xxxx	PDF 8.58MB Multilingual
Instruction manual - Basic Classic 2945xxxx	PDF 7.64MB Multilingual
Quick Start Guide - Basic Classic 2947xxxx	PDF 2.98MB Multilingual
Declaration of conformity - Dentale Strahlgeräte	PDF Multilingual

Official RENFERT documents (PDF).

Authorized DistributorUS Dental Depot is an Authorized RENFERT Distributor

Every RENFERT product we sell is a genuine, factory-fresh product, sourced through authorized channels and shipped from our US facility in Boca Raton, FL — with full US-based support.

Warranty & Guarantee

Manufacturer warranty: Covered by RENFERT’s limited manufacturer warranty against defects in materials and workmanship — 3 years from date of purchase, provided the unit is used properly. Parts subject to natural wear and consumables are excluded. The original dealer’s invoice is required for any warranty claim. As an authorized distributor, USDD facilitates warranty service directly with the manufacturer.

Warranty terms per RENFERT GmbH.

Warranty & Guarantee

US Dental Depot warrants this product against manufacturing defects for 1 year from the invoice date. Any item found defective within that period is replaced or refunded. Normal wear, consumption, and misuse are excluded. As an authorized RENFERT distributor we also facilitate any applicable manufacturer warranty service directly.

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Product description last updated: October 6, 2026