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MICROSTAR 7.5 digital — main photograph
IKAAvailability: Supplied to order

MICROSTAR 7.5 digital

Reference 0025004715

MICROSTAR 7.5 digital laboratory stirrer from IKA. AxiTech covers the full lifecycle: installation and commissioning, planned preventive maintenance, periodic calibration, on-site troubleshooting, workshop repair and spare parts supply.

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At a glance

Reference
0025004715
Category
Shakers, Stirrers & Mixers

Overview

MICROSTAR 7.5 digital The space-saving high performers from IKA MICROSTAR and MINISTAR series have been complemented by additional models. The new and easy-to-use stirrers convince with perfect basic functionalities, as well as with a compact design. Combining high performance with particular excellence, they require minimum space and come with a lifetime guarantee. See for yourself: Compact design The reduced design and the focus on the most essential aspects make the new IKA MICROSTAR and MINISTAR stirrers reliable laboratory companions. Constant torque All models of the IKA MICROSTAR and MINISTAR series guarantee a constant torque over the entire rpm range. The new devices are available in six different versions with rpms of up to 2,000 rpm and a torque of up to 80 Ncm. Ease of operation Operation takes place using a stable rotary knob. The display clearly shows the rotational speed. Rapid updates Regular software updates can be undertaken rapidly and simply via the USB interface. Scope of delivery MICROSTAR 7.5 digital R 300 shaft protector Fasten screws for R 300 (2 pcs.) chuck key

Maintenance contract — AxiTech provides planned preventive maintenance for MICROSTAR 7.5 digital from IKA: scheduled visits, safety checks, periodic calibration and a documented service report, backed by a contractual response time.

Troubleshooting, repair and spare parts — our shakers, stirrers & mixers engineers diagnose and repair MICROSTAR 7.5 digital on site or in the workshop, fit genuine spare parts and recommission the equipment after performance verification.

Features

  • MICROSTAR 7.5 digital
  • R 300 shaft protector
  • Fasten screws for R 300 (2 pcs.)
  • chuck key

Technical specifications

Specifications
Weight
1.18 kg
Voltage
100 - 240 V
Frequency
50/60 Hz
DC Voltage
24 V=
Power input
32 W
Speed range
0/50 - 2000 rpm
Speed display
LED
Timer display
none
USB interface
Micro-USB
Nominal torque
0.075 Nm
Viscosity max.
4000 mPas
Motor principle
Brushless DC
Housing material
alu-cast coating / thermoplastic polymer
Speed adjustment
Turning knob
Fastening on stand
extension arm
Motor rating input
32 W
Current consumption
1300 mA
Motor rating output
22 W
Permissible ON time
100 %
Power input standby
0.3 W
Chuck range diameter
0.5 - 8.2 mm
Extension arm length
160 mm
Dimensions (W x H x D)
60 x 173 x 126 mm
Extension arm diameter
13 mm
Setting accuracy speed
±1 rpm
Stirring element fastening
chuck
Hollow shaft, inner diameter
8.5 mm
Output max. at stirring shaft
15.7 W
Permissible relative humidity
80 %
Torque max. at stirring shaft
7.5 Ncm
Permissible ambient temperature
5 - 40 °C
Deviation of speed measurement n < 300rpm
±3 rpm
Deviation of speed measurement n > 300rpm
±1 %
Hollow shaft (push through when stopped)
yes
Protection class according to DIN EN 60529
IP 54
Stirring quantity max. per stirring position (H2O)
5 l
Service coverage

AxiTech maintains, repairs and supplies this equipment for hospitals, clinics, laboratories and imaging centres.

Maintenance contracts for MICROSTAR 7.5 digital

AxiTech provides preventive maintenance contracts for MICROSTAR 7.5 digital. Each contract fixes a schedule of planned visits in which our biomedical engineers inspect the equipment, replace wear parts before they fail, and verify that it still performs inside the manufacturer’s tolerances.

Every visit includes calibration and performance verification, and closes with a documented maintenance report you can present during an accreditation audit. Spare-parts availability and a guaranteed response time are written into the contract, so a breakdown never leaves a department waiting for an answer.

Plan at least one preventive maintenance visit per year, and a second visit for equipment in continuous or critical use.

  • Planned preventive maintenance visits at a fixed interval
  • Calibration and performance verification against the manufacturer’s specifications
  • A documented maintenance report after every intervention
  • Guaranteed availability of spare parts and consumables
  • A contractual response time when the equipment fails

Discover our maintenance contracts

Planned preventive maintenance and calibration under contract

Troubleshooting and repair for MICROSTAR 7.5 digital

When MICROSTAR 7.5 digital fails, our engineers start with a structured diagnostic: error codes, electrical and mechanical checks, and a functional test against the equipment’s own specification. That tells us whether the fault is a consumable, a worn part or a board-level failure before any part is ordered.

Straightforward faults are repaired on site so the department loses as little time as possible. Anything that needs a workbench, a full strip-down or a specialised spare part goes to our workshop and comes back only after a complete post-repair test and, where the equipment requires it, recalibration.

Faults we see most often on this type of equipment

The faults we see most often are worn moving parts, power-supply and control-board failures, sensors that have drifted out of tolerance, and fluid or air paths that have become blocked or contaminated.

Discover our troubleshooting and repair service

Diagnostics, corrective repair and spare parts in the workshop
Troubleshooting

How to troubleshoot MICROSTAR 7.5 digital

Work through these checks before you escalate. They are the same first-line sequence our biomedical engineers run on arrival, and they either clear the fault or narrow it down enough that the intervention starts with the right spare part in the van.

  1. Capture the fault before you touch anything: write down the exact error code or message, the serial number from the rating plate, what the operator was doing and whether the fault clears on a restart.

  2. Confirm the power supply end to end — wall outlet, mains lead, fuse and any UPS or stabiliser in between. A device that is intermittently dead has a supply fault far more often than an internal one.

  3. Check the consumables and wear parts — filters, seals, tubing, probes, batteries — and note when each was last replaced. Anything past its service interval is the first suspect.

  4. Reproduce the fault once, deliberately, and record the sequence: what the operator did, what the device displayed, and whether a full power cycle clears it.

  5. If the fault is still there, escalate with the evidence. Send AxiTech the model, serial number, error code and the checks you have already run, and an engineer will come back with a diagnosis, a repair quote and a spare-parts lead time for MICROSTAR 7.5 digital.

What to send us when you report the fault

  • Manufacturer, model and serial number, from the rating plate
  • The exact error code or message, and the screen it appears on
  • When the fault started, how often it occurs and what triggers it
  • A photograph of the display or of the fault, and the last maintenance report

If the fault survives all five steps, stop using MICROSTAR 7.5 digital and open a repair request. Continuing to run equipment through a fault it cannot clear turns a component failure into a board-level one, and on devices used for diagnosis or therapy it puts the result — and the patient — in doubt.

Discover our troubleshooting and repair service

Buying and installing MICROSTAR 7.5 digital

AxiTech supplies MICROSTAR 7.5 digital together with the accessories and consumables it needs to enter service. We handle importation, delivery and installation, then commission the equipment on site so that it is verified against its specification before the first patient or the first sample.

Installation is followed by training for the users and for your biomedical team, warranty registration, and — if you want it — a maintenance contract that takes over the day the warranty ends, so the equipment never spends a period without planned service.

Discover our equipment sales service

Delivery, installation, commissioning and user training
Questions we are asked

Frequently asked questions about IKA MICROSTAR 7.5 digital

Yes. AxiTech services MICROSTAR 7.5 digital, either under a maintenance contract or as a one-off intervention. Our biomedical engineers cover preventive maintenance, calibration, corrective repair and spare-parts supply for this equipment.

Related equipment

Other IKA equipment we supply, install and maintain.