FemtoJet

The Calibre Scientific electronic microinjectors, FemtoJet 4i and FemtoJet 4x, are the ideal tools for precise and reproducible injection of small volumes into both adherent and suspension cells.


Intuitive, Easy Operation

Simple, clearly arranged interface for fast setup and effortless handling. The Inject and Clean functions can be conveniently triggered directly on the device or via foot control for maximum efficiency.

Built-In Compressor Option

The FemtoJet 4i features a built-in compressor for convenient use with adherent and suspension cells, while the FemtoJet 4x requires external compression and provides continuous high-pressure injection for more demanding applications.

Seamless System Integration

Compatible with TransferMan 4r, InjectMan 4, and InjectMan NI 2, the FemtoJet series enables semi-automatic microinjection workflows.

Flexible Volume Range

From femtoliters to microliters, both models deliver precise control over a wide range of injection volumes. Programmable injection settings ensure consistent, reproducible results across experiments.

Reliable Pressure Supply

The FemtoJet 4i includes an independent, built-in compressor for easy, self-contained operation, while the FemtoJet 4x connects to an external pressure source for continuous high-pressure injections.

Parameter FemtoJet® 4i FemtoJet® 4x
Applications Microinjection into suspension or adherent cells
Semi-automatic, serial injection in combination with InjectMan® 4
Ideal for serial injection volumes from femtoliter up to 100 pL
Microinjection into C. elegans, early fish embryos, Xenopus oocytes
Semi-automatic, serial injection in combination with InjectMan® 4
Preferably used for injecting higher volumes (up to 1 µL) and/or longer injection series
Pressure supplyIntegrated compressorExternal pressure source required
Pressure displayCan be set to hPa or psiCan be set to hPa or psi
Programmable parametersInjection time, injection pressure, compensation pressureInjection time, injection pressure, compensation pressure
Injection time0; 10–99; 99 s; can be set in increments of 0.01 s0; 10–99; 99 s; can be set in increments of 0.01 s
Injection pressure0; 5–6,000 hPa (87 psi)0; 5–6,000 hPa (87 psi)
Compensation pressure0; 5–6,000 hPa (87 psi)0; 5–6,000 hPa (87 psi)
Clean functionMaximum rinsing pressure 6,000 hPa (87 psi)Maximum rinsing pressure 6,000 hPa (87 psi)
Dimensions213 × 250 × 207 mm (W × H × D)213 × 250 × 207 mm (W × H × D)
Weight5 kg3.5 kg
Serial interfaceRS-232, USB (for service only)RS-232, USB (for service only)
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