Surge Scientific · RKR200102 · Digital 3D Rocker
Digital 3D Rocker — 0°–8° Adjustable Tilt · 10–70 RPM · 2 kg · Dual LED Displays
3D Undulating Nutating Motion · Adjustable Tilt Angle · Immunoprecipitation · Hybridization · Gel Staining · Cell Culture · Incubator & Cold Room Compatible
The 3D undulating motion — the corner-tipping nutating wave that molecular biology protocols are built around — is here made precisely tunable. The RKR200102 lets you dial the tilt angle from flat to 8°, match the wave intensity to each specific protocol, and read both speed and time at a glance from dual independent LED displays. At 2 kg capacity, it handles full blotting and immunoprecipitation workloads. At IP42, it handles incubator and cold room environments without compromise.
Why Adjustable Tilt Angle Changes What a 3D Rocker Can Do
Fixed-tilt 3D rockers make a single motion-level compromise on your behalf — the manufacturer decides that 8°, or 9°, or some other angle is "optimal" for your application category, and every protocol you run uses that same tilt regardless of what it actually requires. That compromise is visible in outcomes: antibody incubations that need gentle low-foam coverage run with more wave intensity than optimal; immunoprecipitation protocols that need active tumbling get the same motion as a delicate gel staining step.
The RKR200102's 0°–8° adjustable tilt decouples the instrument from that compromise. At 0° to 2°, the platform delivers near-flat low-amplitude rocking for the gentlest antibody incubations and cell culture mixing where foam generation is a concern. At 4° to 6°, it produces the medium undulation optimal for gel staining, destaining, and standard blot washes. At 8°, it delivers the full corner-tipping tumble preferred for immunoprecipitation, hybridization with probe coverage requirements, and sample tube mixing. One instrument, tuned to the protocol — not the other way around.
0°–8° Adjustable Tilt — Match the Motion to the Protocol
0°–8° Adjustable Tilt — Protocol-Matched Motion
Manual tilt adjustment from flat to 8° lets you select the exact wave intensity each protocol requires — from near-flat gentle rocking for fragile antibody incubations to full 8° tumble for immunoprecipitation and hybridisation. No fixed-tilt compromise, no single-angle approximation of diverse protocol requirements.
Dual Independent LED Displays — Simultaneous Speed & Time
Two separate LED readouts show running speed and timer simultaneously — confirming correct operation at a glance without touching the instrument. Two dedicated dial controls mean speed and timer are adjusted independently and instantly, with no combined-display toggle mode to navigate during a time-sensitive antibody incubation step.
True 3D Nutating Motion — Corner-Tipping Wave
The platform tilts and rotates through a full three-dimensional undulating wave — the corner-tipping motion that carries reagent to every point of the vessel interior on each cycle. No dead zones, no dry membrane corners, no localised over-staining. This is the motion molecular biology protocols reference when they specify "3D rocker" or "nutating mixer."
Incubator & Cold Room Compatible — Runs Anywhere
IP42-rated, universally voltaged, and compact enough to fit standard laboratory incubator shelves. Run hybridisation protocols at 42°C or 65°C without a dedicated hybridisation oven shaker. Run 4°C antibody incubations in a cold room without a dedicated refrigerated rocker. The RKR200102 converts any temperature-controlled environment into a 3D rocking platform.
Adjustable tilt means one rocker covers every protocol from the most delicate antibody incubation to the most aggressive immunoprecipitation in your repertoire. Dial to 2° for gentle low-foam cell culture bag mixing. Dial to 8° for probe hybridisation requiring full tumble coverage. The 99-hour timer with automatic alarm handles everything from a 15-minute destain to an overnight blocking step — unattended, alarm-confirmed.
Key Features
- True 3D undulating nutating motion — corner-tipping wave
- Tilt angle: 0°–8° — continuously adjustable by hand
- Speed range: 10–70 RPM
- Maximum load capacity: 2 kg (with platform)
- Platform size: 317 × 317 mm
- Anti-slip rubber mat — included with platform
- Fixing strings — included for securing vessels
- Timer range: 0–99 hours 59 minutes / continuous
- Automatic alarm at timer completion
- Dual independent LED displays — speed and time simultaneously
- Dual dedicated dial controls — one per parameter
- Real-time running speed confirmed on display
- Microcomputer digital speed control — stable, splash-free motion
- Brushless DC motor — maintenance-free, long service life
- Overload detection and protection — automatic shutdown
- Overspeed detection and protection
- Incubator compatible — standard laboratory incubator
- Cold room compatible
- Protection class: IP42 (DIN EN 60529)
- Wide choice of optional platforms for various labware
- Universal voltage: AC 100–240 V, 50/60 Hz
- 2-year all-inclusive manufacturer's warranty
0°–8°
Adjustable Tilt
Tune the wave intensity to match each protocol — gentle culture to full hybridisation tumble
2 kg
Max Load
Full blotting cassette or tube rack — consistent speed under maximum load
99 h
Max Timer
From a 15-minute gel destain to a multi-day hybridisation — alarm confirms completion
Ideal Applications
Hybridisation & Immunoprecipitation
At 6°–8° tilt, the full 3D tumble delivers probe coverage across membrane and slide surfaces for Southern, Northern, and in situ hybridisation. Immunoprecipitation bead incubations benefit from continuous tumbling that prevents bead settling and maintains antigen-antibody contact throughout the incubation window.
Gel Staining, Destaining & Blot Washing
At 4°–6°, the undulating wave provides uniform stain and destain coverage across polyacrylamide gel surfaces and even buffer exchange across Western blot membranes. The adjustable tilt lets you match wave intensity to gel thickness and reagent volume — eliminating the edge-pooling that fixed-tilt rockers produce in shallow trays.
Cell Culture & General Mixing
At 0°–2°, near-flat gentle nutating motion for suspension cell culture, low-foam general agitation, and any application where minimal wave amplitude prevents aeration-induced stress. Incubator compatibility enables temperature-controlled rocking for mammalian cell protocols and antibody incubations without a dedicated benchtop temperature unit.
What's in the Box
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | RKR200102 |
| Shaking Motion | 3D undulating nutating — corner-tipping wave |
| Tilt Angle | 0°–8° adjustable (manual) |
| Speed Range | 10–70 RPM |
| Maximum Load Capacity | 2 kg (with platform) |
| Platform Size | 317 × 317 mm |
| Platform Accessories | Anti-slip rubber mat + fixing strings (included) |
| Timer Range | 0–99 hours 59 minutes / Continuous |
| Timer Alarm | Automatic alarm at run completion |
| Display | Dual independent LED — speed and time simultaneously |
| Controls | Dual dedicated dial controls — one per parameter |
| Speed Control | Digital microcomputer — stable running, prevents splashing |
| Motor Type | Brushless DC — maintenance-free |
| Safety Devices | Overload detection · Overspeed detection · Automatic shutdown |
| Incubator Compatible | Yes — standard laboratory incubator and cold room |
| Input Power | AC 100–240 V, 50/60 Hz |
| Permissible Ambient Temp. | 5–40°C |
| Permissible Humidity | ≤80% RH |
| Protection Class | IP42 (DIN EN 60529) |
| Certifications | CE |
| Warranty | 2-year all-inclusive manufacturer's warranty |
Surge Scientific Warranty & Support
This instrument is sold through Surge Scientific, your trusted laboratory equipment partner. Our product specialists are available Monday–Friday for assistance. RKR200102 is backed by a 2-year all-inclusive manufacturer's warranty. Contact us at info@surgescientific.com or reach out directly to our support team at 855.943.3344 for pre-sales questions, quotes, and technical assistance.