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Merlin Finger Pulse Oximeters

Merlin M-Pulse Impact (W4329)

Product Code: W4329

£71.96 ex. VAT
£86.35 inc. VAT


Sorry, this product has been discontinued.

W4329 Merlin M-Pulse Impact Finger Pulse Oximeter

Sorry, this product has been discontinued.

The M-Pulse Impact is the latest addition to the Merlin Medical M-Pulse family of pulse oximeters. It is a premium quality pulse oximeter that features drop-proof technology, allowing the device to withstand accidental damage in even the most rugged of environments.

The M-Pulse Impact combines fast and reliable spot-checking with durable and robust design, making it ideal for both clinical and emergency environments. The clear OLED display can be read in most lights, and features six brightness modes.

Features and Benefits

  • Drop proof technology
  • Low energy, long-life OLED display
  • Measures SpO2 and pulse rate
  • SpO2, Pulse Rate, Pleth Waveform and Bar Graph display
  • 10 brightness levels
  • 6 display modes
  • Adjustable illumination
  • Low power consumption
  • One button control
  • Universal finger clip suitable for adults, children, and neonates
  • Lightweight and portable
  • Requires 2 x AAA batteries (supplied)
  • 2 year warranty


  • SpO2 range: 35 - 99%
  • SpO2 resolution: 80 - 99, ± 2% or 70 - 79, ± 3%
  • Pulse range: 30 - 240 bpm
  • Pulse accuracy: ± 2 bpm or ± 3%
  • Dimensions: 57 x 32 x 31mm (L x W x H)
  • Weight: 57g (including batteries)

The M-Pulse Impact conforms to ISO 9919:2005 (the International Standard for Pulse Oximeters)