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CHONGYTTUO®
Eight Roller Roller Blood Liquid Test Tube
Mixer LCD 110-220V Speed 20-80rpm

Roller mixers are widely used in the laboratory to mix blood samples, viscous substances and solid-liquid suspensions, etc. Rolling and rocking modes provide an efficient and safe mixing, suitable for the prevention of blood coagulation, immunoprecipitation, etc.It has been widely used in medical biochemistry analysis and other fields, and is well received by customers.
Model: RM-8Pro
Voltage: AC110-220V
Power: 25W
Applicable test tube outer diameter 0.24"-1.34"(6mm-34mm)
Timing range: 1min-23h59min
Motor type: Brushless motor
Display: LCD
Speed: 20-80rpm
Number of rollers: 8
Roller center distance: 1.34"(34mm)
Roller length: 11.0"(280mm)
Allowed ambient humidity temp: 5-40℃ & 80%RH
Package size: 20.5"*16.1"*7.9"(52cm*41cm*20cm)
Net weight/Gross weight: 8.6LB(3.9kg)/12.0LB(5.45kg)
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Supporting Leg

The bottom of the machine is equipped with four rubber support legs with large contact area, which is anti-slip, wear-resistant and corrosion-resistant, and can play a good stable support and buffer to prevent displacement during the operation of the machine.

Short-Circuit Protection

The internal circuit system of the machine comes with short circuit protection, which will automatically disconnect the circuit in case of emergency to protect the machine from damage and prevent fire.

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Control Panel

Simple control panel, including start & shutdown, menu, increasing & decreasing three parts, you can adjust the roller speed and set the working time, LCD high-definition display, at a glance.

Roller

Roller made of silicone material, good cushioning, large friction between the roller and the test tube, smooth running; The samples are fully mixed by two motion modes of rocking and rolling.

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- The internal structure is optimized, and the anti-stuck design is adopted. The friction is greatly reduced during operation, and the operation is smooth.
- The design of eight rollers is suitable for test tubes and centrifugal tubes of various specifications.
- With high quality brushless motor, the roller speed can be adjusted; Smooth operation, can work continuously for a long time, good reliability, almost no noise.
- The rotation and swing tracks can fully mix the sample without damaging the sample.
- Widely used to prevent blood coagulation, precipitation; Viscous liquid and solid liquid suspension, etc.
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Item Included(056904)
Mixer *1 Power cord *1 English manual *1

You can make order with no worry.
Any concern just feel free to let us know, we'll reply in 24 hours in normal condition.
Handling Time: Shipping is usually made in 1-3 business days after payments cleared. Orders are processed from Monday-Friday; Not on the weekends & public holidays.
Warranty: 6 months' warranty for the machines, not for the consumables.
We stand behind our products all the item, so even if your warranty period has expired, you can still seek for service or technical support from us with low cost.

Shipping & Handling Details

Default  Shipping Cost or Free Shipping Information: 

 Default shipping cost or free shipping service is only for the customers   from Canada or the lower 48 United States by Canada Post, USPS or the UPS Ground. Customers from other areas or needs other shipping   ways, please contact us.
 Buyers from Guam, Puerto Rico, Virgin Islands, American Samoa, Alaska,   Hawaii, PO Boxes, APO/FPO addresses or other countries/areas, there WILL be extra shipping costs, please contact us for more detailed   information.
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Please make sure your address is valid for both UPS and USPS services. Any costs incurred because of incorrect or undeliverable address should be undertaken by buyer.

Handling Time: Shipping is usually made in 1-3 business days after payments cleared. Orders are processed from Monday-Friday; Not on the weekends & public   holidays.

Sales tax / Customs duties: Any sales taxes or Customs duties are not included. If came out, they must be undertaken by the buyer.

Damage In Shipping: Email or call us First! We will work with you to get the case resolved in the fastest method.

Return /   Refund

If you are not 100% happy with your purchase, please  contact Us. Please don't directly opened a request or case without informing us, or else, we will do some discounts on the warranty  and  other sales-services later on. Hope for your understanding.

Returns & Exchanges

 All returns must be made within 14 days of delivery date. Items must be in new, unused condition, with all original materials included with the shipment. A partial refund may be applied for opened or damaged  items, depending on the condition.
▲ Items returned under the buyer’s remorse: The return shipping fee must be covered by the buyer; The original shipping cost will also be deducted from the refund. 15% restocking fee of the items purchase   price will be charged. 
 Returns that are the result of our seller's error: Buyer will receive a full refund of the item as well as shipping charges
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All returns require a RA (Return Authorization) number that will be given by our seller. Please contact with us at first for more   details.

Defective & Damaged Products 

▲ If product was received damaged or not as described, please send us some pictures or videos, so we could well understand your problem,   then solve them for you ASAP. Besides, it's much helpful for us to   claim with UPS, remind our related department to pay much more   attention to packaging later on. Hope for your understanding.
 Replacement or refund of defective or damaged products can only be returned in exchange for the exact same product, or else, the purchase price will be refunded back to your original payment method. 
▲ If  an item is received damaged, customer service must be contacted within 7 days of receiving your item. All returns require a RA   (Return Authorization) number as above.

Warranty & Feedback
 6   months' warranty for the machines, not for the consumables. We  stand  behind our products all the item, so even if your warranty  period has expired, you can still seek for service or technical  support  from us with low cost.
▲ Any  warranty shipping cost to us is responsible by buyer.
 Any  shipping cost to buyer is responsible by the seller. 

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We  committee to the customer satisfaction and want to bring you the   best purchase experience. If there is any problems, please contact   us ASAP. If not, please leave us a positive feedback as it's very important for us. Thanks very much.

On Apr 23, 2024 at 23:56:11 PDT, seller added the following information:

 

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On May 7, 2024 at 07:05:52 PDT, seller added the following information:

 

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On Jul 29, 2025 at 06:27:42 PDT, seller added the following information:

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