Why order the LR500B from LabSupplies.com
Authorized Yamato Scientific dealerGenuine new Yamato equipment and parts, listed by Yamato part number.
1-year Yamato warrantyYamato Scientific America's published warranty, from shipment. Valid only through authorized dealers.
Ships from US inventoryShipped to your lab from US inventory.
Yamato-certified serviceCalibration and preventive maintenance on site or at Yamato's California service center.
Key Features
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Speed feedback control: maintains the set speed despite viscosity change during a run.
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Motor and torque: 100 W DC brushless motor delivering up to 0.98 N·m (10 kgf·cm).
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Digital display: 3-digit speed readout with an LED torque/overload indicator.
How to Choose the Right Stirrer
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Speed range and control: verify the rpm window covers your protocol; speed feedback control holds the setpoint as viscosity shifts.
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Voltage: confirm the 115V supply matches your bench circuit before ordering.
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Shaft and impeller: match shaft length and propeller style to your vessel; this set includes a ø10 × 500 mm shaft and 75 mm 4-blade propeller.
Specifications
| Specification |
Detail |
| Voltage |
115V |
| Speed Range |
100–1000 rpm |
| Maximum Torque |
0.98 N·m (10 kgf·cm) |
| Motor |
DC brushless, 100 W |
| Sample Viscosity |
Medium |
| Type |
Digital overhead laboratory stirrer |
| Speed Control |
Speed feedback control — maintains set speed despite viscosity change |
| Display |
Digital 3-digit speed display with LED torque/overload indicator |
| Drive |
Gearless direct drive, ø10 mm shaft |
| Included Accessories |
Stirring shaft (ø10 × 500 mm), 75 mm 4-blade propeller, clamp |
| Warranty |
1 year (Yamato Scientific America) |
| Service |
Calibration and preventive maintenance on site by Yamato-certified technicians or at Yamato's California service center |
Ordering Information
More in This Series
- Yamato LR500A Lab Stirrer Digital Main Body (34~340 rpm), Stainless Shaft & 75Mm 4-Blade Propeller
- Yamato LR500AA LR-500A Set Main Body, Stand, Rod, Stainless Steel Shaft And 75 mm 4-Blade Propeller
- Yamato LR500BA LR-500B Set Main Body, Stand, Rod, Stainless Steel Shaft And 75 mm 4-Blade Propeller
- Yamato LT500AA LT-500A Set Main Body, Stand, Rod, Stainless Steel Shaft And 60 mm 4-Blade Propeller
- Yamato LT500BA LT-500B Set Main Body, Stand, Rod, Stainless Steel Shaft And 60 mm 4-Blade Propeller
- Yamato MFH800 Strong Magnetic Stirrer With Hot Plate, 50 To 1600 rpm
View all Laboratory Stirrers →
Parts & Accessories for the LR Series
Genuine Yamato LR-series parts. Fitment is taken from each part's Yamato description.
No parts in this group fit the LR500B. Switch to All LR series.
Documents & Downloads
Frequently Asked Questions
What is the speed range of the LR500B stirrer?
The LR500B runs continuously from 100 to 1000 rpm. Speed feedback control maintains your setpoint even as sample viscosity changes during a run.
Does the LR500B run on a standard 115V circuit?
Yes, the LR500B operates on 115V. Confirm that your bench outlet matches this voltage before installation.
Which Yamato brochure lists part LR-500B?
Part LR-500B appears in the Yamato LT / LR Laboratory Stirrer brochure, linked as PDF under Documents & Downloads on this page.