SKU: 35013745505

Thermophore Classic Plus Automatic Moist Heat Pack – Large (Model 255)

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Ships within 48 hours · Estimated delivery Jul 22 - Jul 27

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Description

Thermophore Classic Plus Automatic Moist Heat Pack – Large (Model 255)Thermophore Classic Plus Moist Heat Pack Large Model 255 The Thermophore Classic Plus (Model 255) is the industry standard for high intensity heat therapy. Unlike standard consumer heating pads that provide dry, surface level heat, Thermophore units are engineered to produce moist heat. This moisture is drawn naturally from the ambient humidity in the air and driven deep into muscle tissue by the intense heat of the pack. This deep penetration

Thermophore Classic Plus Moist Heat Pack - Large Model 255

The Thermophore Classic Plus (Model 255) is the industry standard for high-intensity heat therapy. Unlike standard consumer heating pads that provide dry, surface-level heat, Thermophore units are engineered to produce moist heat. This moisture is drawn naturally from the ambient humidity in the air and driven deep into muscle tissue by the intense heat of the pack. This deep penetration increases blood flow, relaxes muscle spasms, and provides significant relief for arthritis, fibromyalgia, and chronic back pain.

Need help deciding between the Classic hand-held switch and the MaxHeat timed switch? Call 866-218-0902 to speak with a heat therapy specialist.


Quick Summary

  • Intense Moist Heat: No water required—naturally draws moisture from the air for deep tissue penetration.
  • Total Back Coverage: The 14" x 27" size is large enough to cover the entire spinal area or wrap around a hip.
  • Manual Safety Switch: Features a "dead-man" style momentary switch; the unit only heats while you hold the button, providing a built-in safety mechanism.
  • Fast-Acting Relief: Reaches therapeutic temperatures in seconds to quickly soothe aches and pains.
  • Washable Cover: Includes a high-quality, moisture-absorbing flannel cover for added comfort and hygiene.

The Power of Moist Heat Therapy

Physicians and physical therapists have long recommended moist heat over dry heat. Dry heat can draw moisture out of the skin, whereas the Thermophore Model 255 drives moisture in. This process is significantly more effective at reaching deep-seated pain in the joints and muscles. The Large 14" x 27" model is specifically designed for the back, which is the most common area for chronic pain, allowing you to treat the upper and lower back simultaneously.

The "Classic" switch is a favorite among users who want absolute control. Because the unit provides such intense heat (reaching higher temperatures than standard retail pads), the hand-held switch ensures you never fall asleep with the unit on. As soon as you release the button, the unit begins to cool, putting the user in total command of their comfort level.


Frequently Asked Questions (FAQ)

Do I need to pour water on the cover?

No. The Thermophore technology is designed to draw moisture from the humidity in the air. Adding water to the unit can damage the heating element and is not necessary for effective moist heat therapy.

Is this the model I have to hold the button down on?

Yes. The Model 255 (Classic Plus) features the momentary switch. This is a safety feature that prevents the unit from staying on if the user becomes distracted or falls asleep.

How long should a typical session last?

Most medical professionals recommend heat therapy sessions of 15 to 20 minutes. The intense nature of the Thermophore means you often feel relief much faster than with a standard pad.


Key Specifications

  • Model Number: 255 (Classic Plus)
  • Dimensions: 14" x 27" (Large)
  • Switch Type: Manual Momentary Switch
  • Max Temperature: Approximately 165°F (74°C)
  • Power: Standard 110V AC plug
  • Cover: 100% Polyester Flannel

Who is this Moist Heat Pack Best For?

  • Individuals suffering from chronic lower back pain or spinal stenosis.
  • Arthritis patients looking for a drug-free way to manage joint stiffness.
  • Athletes requiring deep muscle relaxation after intense training sessions.
  • Users who prefer a high-heat, "professional-strength" therapeutic device over standard retail brands.

Florida Showrooms & Nationwide Delivery

The Medical Department Store is an authorized Thermophore dealer. Visit our Florida locations to feel the difference of moist heat therapy in person, or order online for fast, reliable delivery to your home.

Call 866-218-0902 for expert assistance today.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 35013745505

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Rachel
Houston, US
★★★★★ 4
Not indestructible, but pretty close!
Size: Yellow, Size: Yellow
I adopted a pit mix a little over a month ago, and so far he's managed to destroy every single toy he's had, including ones meant for aggressive chewers. He's a sucker for a good squeaky toy, and this had good reviews (and was affordable) so I decided to check it out. He's had his corn for a week now, and surprisingly, it's still holding up pretty well - though there are some caveats to that. My boy didn't even want to wait for me to take his corn out of the plastic bag, he too excited to get it. He went to town immediately, to the point where he was sitting in a puddle of his own drool after about an hour. He managed to squeak it (which I couldn't do myself), but still hasn't really gotten the hang of doing so - and the squeaker, when wet, does sound a little... Well, wet. He managed to have bite marks in it within the first six hours. Within a day, there were tiny bits of yellow rubber starting to appear anywhere that he played with this toy. A week later and there are some decent sized chunks missing from the corn - some of which I've had to cut off when they got loose and I worried about him choking on them. He loves his corn cob, and will likely get at least a few more weeks of play out of it before I have to toss it for his safety. I'm unsure of whether the squeaker is still functional, but he seems to love it whether or not it squeaks. Overall, it's not a bad toy for most aggressive chewers, but it will not last forever. The rubber is as heavy as the regular red Kong toys, but it feels slightly softer, which might contribute to his ability to break off little pieces. Make sure you keep an eye on your dog with this toy, or with any other, especially if they are chew goblins. But I'd definitely buy this toy again.
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Reviewed in the United States on October 6, 2024
Z
Verified Purchase
Zoltare
Whiting, US
★★★★★ 5
Solid piece
Size: Yellow
Border Collie loves it. Great for aggressive chewers. Prefers this to the carrot or the pineapple one. Probably better for large dogs than my medium size dog as there is some heft to it.
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Reviewed in the United States on December 25, 2025
G
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Green earth!
Lowell, US
★★★★★ 1
Too soft
Size: Blue
Not good for heavy chewing dogs. Gone in 10 minutes!
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Reviewed in the United States on May 25, 2026
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Verified Purchase
Corin E.
Fort Morgan, US
★★★★★ 3
Probably indestructible since your dog won't want to play with it.
Size: Yellow
Boring yellow and rubber chew toy with a weird smell. My dog was not impressed.
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Reviewed in the United States on February 25, 2026
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Verified Purchase
Jordan Akana
Chelsea, US
★★★★★ 5
Great chew toy!
Size: Blue
Great chew toy that dogs love! The toy is hard but also soft for comfortable chewing. The plastic is lightweight and does not leave sticky residue. It is super easy to clean so won’t leave the toy smelling like stinky dog!
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Reviewed in the United States on December 27, 2025

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