Nexwave Zynex Medical
Skip itA small market ($22K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$43.87avg listing price — sweet spot $15–$100
Price range
Great$9.93–$120.26cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.9%return rate — above 5% kills the launch gate
Brand share
Good75%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Competition
Okay70%top-5 click share — leaders hold, buyers still browse
Growth
Bad-6.7%90-day search growth — must beat 0% to launch
Review moat
Bad14,286.8avg incumbent reviews — the moat a new listing must climb
Conversion
Bad0.9%search→purchase rate — share of searches ending in a sale
Market size
Bad$22K$22K/yr · 58K searches
Is nexwave zynex medical profitable on Amazon?
According to Flapen's Amazon United States niche tracking, nexwave zynex medical is a $22K/yr Amazon United States market (58K searches/yr). The top 5 brands hold 75% of demand. Verdict: Skip it — 32/100.
Data updated Jul 14, 2026 · scored weekly · How we score niches
nexwave zynex medical market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 1K–2K
- avg 0–100/product
- Revenue / yr
- $55K–$66K
- units × avg price
- Conversion rate
- 0.9%
- Avg BSR
- #609
- Page quality
- 0%
- Prime
- 87%
- Sponsored
- 100%
- Out of stock
- 10.8%
- Avg brand age
- 56 months
- Avg seller age
- 166 days
Competition: brands, sellers & click share
The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.Brands
12 flat
Sellers
22
Top-5 brand share
75%
Top 20: 100%
Top-5 click share
70%
Top 20: 100%
Open market
19%
- TENS 700035%
- Zynex10%
- AUVON10%
- iSTIM10%
- Neocarbon9%
- AVCOO7%
nexwave zynex medical demand & seasonality
Weekly Amazon search volume, last 15 weeks — -6.7% search growth over the last 90 days.Top nexwave zynex medical search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- nexwave zynex medical24K/yr
- intensity twin stim iii5K/yr
- roscoe medical tens unit and ems muscle stimulator5K/yr
- nexwave4K/yr
- twin stim3K/yr
- zynex nexwave4K/yr
- zynex medical3K/yr
- roscoe medical3K/yr
- intensity 102K/yr
- intensity twin stim lll3K/yr
Top nexwave zynex medical products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 15 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
TENS 7000 Digital TENS Unit with Accessories - Muscle Stimulator Machine for Back Pain Relief Sciatica Neck Nerve Shoulder Hip Elbow Muscle Pain Relief
TENS 7000$38.564.6★113,152 rev
EWAVE/TRUWAVE/NEXWAVE Leadwire Set 56
Zynex$35.864.6★206 rev
iSTIM EV-805 TENS EMS 4 Channel Rechargeable Combo Machine Unit - Muscle Stimulator + Back Pain Relief and Management- 24 Programs/Backlit (Including Electrodes Pads)
iSTIM$120.264.5★2,682 rev
AUVON 3-in-1 TENS Unit Muscle Stimulator EMS Massage Machine with 40 Intensities for Gradual Shoulder Sciatica Back Pain Relief 24 Modes Rechargeable Electronic Pulse Massager with 12 TENS Pads
AUVON$29.454.6★3,333 rev
NEOCARBON TENS Unit Muscle Stimulator Pro for Back Pain Relief Shoulder Recovery and Physical Therapy Electronic Massager Machine with PMS Pulse for Effective Shock Therapy Red
Neocarbon$69.354.5★3,668 rev
Newest
by launch date
TENS EMS Unit Muscle Stimulator for Pain Relief Therapy - 4 in 1 TENS EMS Relax Custom Frequency+Pulse - Muscle Massager 36 Modes 20 Intensity Memory & Favorites Function 3.8 Color Display - Gray
Belifu$53.381,742 rev
AUVON 3-in-1 TENS Unit Muscle Stimulator EMS Massage Machine with 40 Intensities for Gradual Shoulder Sciatica Back Pain Relief 24 Modes Rechargeable Electronic Pulse Massager with 12 TENS Pads
AUVON$29.453,333 rev
AVCOO 3-in-1 TENS Unit Muscle Stimulator with 30 Modes 40 Intensities TENS Machine for Gradual Back Pain Relief Therapy Rechargeable EMS Unit Massager with 12 TENS Electrode Pads a Storage Bag
AVCOO$29.292,839 rev
NEOCARBON TENS Unit Muscle Stimulator Pro for Back Pain Relief Shoulder Recovery and Physical Therapy Electronic Massager Machine with PMS Pulse for Effective Shock Therapy Red
Neocarbon$69.353,668 rev
AVCOO 3-in-1 TENS Unit with 32 Modes Dual Channel EMS Muscle Stimulator with 40 Intensities for Gradual Pain Relief Therapy Rechargeable Electronic Pulse Massager with 12 Electrode Pads EVA Case
AVCOO$33.671,477 rev
Trending
90-day click momentumTENS EMS Unit Muscle Stimulator for Pain Relief Therapy - 4 in 1 TENS EMS Relax Custom Frequency+Pulse - Muscle Massager 36 Modes 20 Intensity Memory & Favorites Function 3.8 Color Display - Gray
Belifu$53.384.5★
Beurer EM49 Digital TENS & EMS Device for Pain Relief and Muscle Stimulation 15 TENS Programs 35 EMS Programs 2 Adjustable Channels with 4 Self-Adhesive Electrodes
Beurer$58.294.2★
iSTIM EV-805 TENS EMS 4 Channel Rechargeable Combo Machine Unit - Muscle Stimulator + Back Pain Relief and Management- 24 Programs/Backlit (Including Electrodes Pads)
iSTIM$120.264.5★
EWAVE/TRUWAVE/NEXWAVE Leadwire Set 56
Zynex$35.864.6★
AUVON 3-in-1 TENS Unit Muscle Stimulator EMS Massage Machine with 40 Intensities for Gradual Shoulder Sciatica Back Pain Relief 24 Modes Rechargeable Electronic Pulse Massager with 12 TENS Pads
AUVON$29.454.6★
What reviews say buyers love and hate about nexwave zynex medical
What buyers praise and complain about, mined from review topics.What buyers love
“Works well as intended”
“The quality is solid”
“Excellent price”
“EASY TO USE”
“Muscle Relief”
“Battery lasts a long time”
“As advertised”
“Its sturdy”
“Holds charge a long time”
“Very helpful for joint”
What buyers complain about
“Never worked”
“Didn't last”
“poor battery”
“Do not buy poor quality control”
“Not sticky”
“battery won't hold a charge”
“Confusing with poor instructions”
“I have severe back pain”
“the ones I ordered dont fit”
“difficult to turn”
Top return reasons
Common nexwave zynex medical questions
- Is nexwave zynex medical profitable to sell on Amazon United States?
- The niche generates $22K/yr across 15 tracked products. 90-day search growth is -6.7%. Flapen's verdict: Skip it (32/100).
- How competitive is the nexwave zynex medical niche?
- 12 brands and 22 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 75% of demand.
- What do buyers complain about in nexwave zynex medical?
- Top complaints mined from reviews: Functionality-Overall, Durability, Battery Life. The return rate is 2.9%.
- What does it cost to enter the nexwave zynex medical niche?
- Listings span $9.93–$120.26; the average listing price is $43.87 (sweet spot $15–$100). The average incumbent carries 14,287 reviews — the moat a new listing must climb.