The DM1224 High Speed Centrifuge: Reading a Benchtop Spec Sheet Before Buying

DM1224 High Speed Centrifuge

The DM1224 is listed with a speed range of 500 to 12,000 rpm in 100 rpm increments, a maximum relative centrifugal force of 13,680 ×g, and a speed accuracy figure of ±100. It accepts 24 capillary tubes.

A brushless DC motor drives the unit, which the listing describes as maintenance-free. Power draw is 380 W from a single-phase 200–240 V supply at 50 or 60 Hz, drawing 5 A.

Run time spans 10 seconds to 99 minutes, with a continuous option. Acceleration and braking are each listed at 40 seconds. An LCD shows settings, and the controls include a speed/RCF switch, a short-time run function, and a sound alert.

A door interlock is the stated safety feature. The housing measures 280 × 364 × 213 mm and weighs 8.5 kg, dimensions that suit a benchtop footprint rather than a floor-standing installation.

Several specification fields are left blank or marked with dashes, including rotor type, temperature setting range, noise level, catalogue number, and applications. Buyers should treat these as open questions, not omissions to be assumed.

The capillary-tube capacity suggests a workflow built around small-volume sample handling. Compatibility with specific tube formats, adapters, and rotor assemblies cannot be confirmed from the listing and would need verification with the supplier.

For procurement, the practical question is not the headline speed but the missing documentation: rotor certification, noise data, and temperature behaviour during sustained runs. A centrifuge without a declared rotor type is a configuration risk.

Why it matters:
Blank spec fields shift risk to the buyer. Confirm rotor compatibility, noise level, and any temperature limits in writing before purchase.

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