Max Power Relief® TENS Unit

Model: PM500  | Compare >

The OMRON Max Power Relief TENS device offers two times more power* and is one of our most versatile TENS units for the relief of achy, stiff or sore muscle and joint pain.
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Two times the power makes it simple to find the right pain relief for multiple body areas

Customized Control

Six body pain modes (shoulder, lower back, arm, foot, leg, joint) and three massage-like modes (rub, tap, knead), each with 15 adjustable levels of power intensity to help relieve your pain

TENS Technology

Scientific theory suggests that TENS technology blocks the pain signal from reaching the brain, increases blood circulation to targeted areas and stimulates your body’s natural painkillers


Compact and easily fits into purse, carry-on or briefcase for when you need it most


User-friendly controls and a large display screen make for easy operation

Long Life Pads™

Comfortable, self-adhesive pads (1 pair) are reusable up to 150 times with plastic holder for storage

Product Info


Offering two times more power with the OMRON Max Power Relief (PM500), one of our most versatile TENS units is still easy to personalize and customize. When you have those hard to reach, deep pains that just keep coming back, choose Max Power Relief (PM500). It is perfect for those who may experience pain in the lower back or recurring knee and shoulder pain. This highly customizable TENS unit has modes to reach most of your pains. Take it to work, use it at home or while traveling. The OMRON Max Power Relief TENS Unit is extremely portable, it fits perfectly in the palm of your hand or inside your pocket for discreet use. This device has six body pain modes (shoulder, lower back, arm, foot, leg, joint), and three massage-like modes (rub, tap, knead), each with 15 adjustable levels of power intensity to help relieve your pain. The comfortable, self-adhesive Long Life Pads (1 pair) are reusable up to 150 times and a plastic holder for storage is also included. The OMRON Max Power Relief is one of our strongest, most adaptable TENS units for all of your pain management needs.

NOTE: To avoid damage to the device, use only with the leads, electrodes, and accessories recommended by OMRON.

The OMRON Max Power Relief TENS device has been updated to a new SKU (old – PM3032, new – PM500). The user reviews below are for both the PM3032 and PM500, as the product features are the same.

Dimensions (approx.)

Length: 1", Width: 2", Height: 4.4"
Weight: 3.5oz.


  • -Long Life Pads: OMRON's Long Life Pads (PMLLPAD), included with the unit, are durable, comfortable and gently adhere to your skin.

  • -Long Life Pads Large: OMRON's TENS Unit Pads (PMLLPAD-L) for larger muscles & pains.



In Box

Includes: TENS Unit, 2 Standard Long Life Pads, Pad Holder, Electrode Cords, 2 AAA Batteries, Instruction Manual, Quick Start Guide/Pad Placement guide

Limited Warranty

Your OMRON Max Power Relief Unit (PM500), excluding the batteries, is warranted to be free from defects in materials and workmanship appearing within one year from the date of purchase, when used in accordance with the instructions provided. The cord with pads supplied with the unit are warranted for 30 days. The above warranties extend only to the original retail purchaser. We will, at our option, replace without charge, any unit covered by the above warranty. Replacement is our only responsibility and your only remedy under the above warranties. See Instruction Manual for full warranty details.


What is TENS?
What is TENS?
Omron Long Life TENS Pad Placement
Omron Long Life TENS Pad Placement
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Pain Management

True freedom from pain is more than a physical state. Constant awareness of sore, stiff and achy joints and muscles can be mentally and emotionally draining. People are surprised and delighted to experience the relief offered by Transcutaneous Electrical Nerve Stimulation or TENS. OMRON TENS units are portable, reliable, easy to use and highly effective, offering a completely drug-free way to experience life free of pain.