Grafco GF-3 Analog TENS Unit

Grafco GF-3 Analog TENS Unit


T.E.N.S. (Transcutaneous Electrical Nerve Stimulation) is indicated for the symptomatic relief and management of chronic (long-term) pain and the treatment of post-operative or post-traumatic pain.

Dual channels
Three modes: Standard, Burst, Modulation
Includes: TENS unit, molded carrying case, instructions and accessories (four electrodes and lead wires)
 Also required (not included): One 9-Volt alkaline battery.

WARNINGS: Cancer and Reproductive Harm –

SKU: GF-3 Categories: , , ,


Dual Channel 3 mode analog TENS unit.


  • Continuous
  • Burst
  • Modulation

Technical Specifications

  • Channel: Dual, isolated between channels
  • Modes: Continuous, Burst, Modulation
  • Pulse Intensity: Adjustable, 0-80mA peak into 500ohm load each channel, constant current
  • Pulse Rate: 2Hz – 150Hz, adjustable
  • Pulse Width: 30uS – 260uS, adjustable
  • Burst Mode: Burst consists of 2 bursts per second at 100Hz
  • Wave Form: Asymmetrical Bi-Phasic square pulse
  • Voltage: 0 – 100 Volt, open current
  • Power Source: 9 Volt Battery
  • Dimensions: 95mm(H) x 65mm(W) x 23.5mm(T)
  • Weight: 115 grams with battery
  • Battery not included

1 Year Warranty