• ArcSensa™ - 50% OFF TODAY

 Rated 4.8 Excellent - Trusted By 17,000+

ArcSensa ™

$59.99
$59.99 $178.00
SAVE 66% Sold out
 

check_circle Detect danger instantly across nine sensitivity levels

check_circle Sense live wires without ever touching them

check_circle Know danger instantly with dual alert warnings

check_circle See clearly in dark spaces while testing

Low Stock - Selling Fast

SUMMER SALE — [pct]% OFF + [gifts] FREE GIFTS --:--:--
Low stock available Fast Shipping

Order today and it ships by -
  • Apple Pay
  • American Express
  • Mastercard
  • Visa
  • Discover
  • JCB
  • Union Pay
  • Diners Club
  • Google Pay
 

After getting shocked twice during my kitchen remodel, I finally invested in ArcSensa. Now I can sense live wires behind the drywall before I ever pick up a drill, and it's completely changed how confidently I tackle home projects.

Verified Buyer - Marcus T.

  • Select the sensitivity level that matches your job, from delicate electronics to industrial power.
  • Hold the tip near any wire, outlet, or panel—no contact required.
  • Watch the lights and listen for the alert tone to instantly confirm live voltage.

  • 1x ArcSensa Non-Contact Voltage Tester
  • Protective Storage Case
  • Quick-Start User Guide
  • 2x AAA Batteries

We offer free shipping for all orders. Once your item/s is dispatched,
the estimated delivery time is:

- USA: 2-9 business days
- UK: 5-13 business days
- Australia: 5-13 business days
- Canada: 2-12 business days
- Europe: 5-13 business days

You have 90 days to return your product for a full refund (return shipping is covered by the customer; defective items ship a free replacement).

✓ Official Authorized Retailer

This product is not available on Amazon or eBay. You are purchasing directly from the only authorized seller — which means full warranty, verified authenticity, and dedicated customer support. Beware of counterfeit listings on third-party marketplaces.

ArcSensa

ArcSensa

 4.8/5
View full details

  • Over 17,000 recommend ArcSensa

Engineered For Total Electrical Confidence

tune

Precision Sensitivity Control

Nine adjustable levels handle everything from delicate electronics to industrial power systems. Get accurate readings every time, no matter the job.

notifications_active

Dual Alert Confirmation

Bright lights and loud beeps confirm live voltage the instant you find it. Stay aware even in noisy or dim environments.

ArcSensa
sensors

Lab-Grade NCV Sensor

Advanced non-contact sensors deliver dependable readings without ever touching a wire. Enjoy professional-grade accuracy at a fraction of the price.

flashlight_on

Built-In Work Light

A bright integrated LED illuminates dark panels and tight spaces so you can see wires clearly while you test. No more juggling extra tools.

What our 17,000+ Customers say

Based On Real and Honest Experiences

After getting shocked twice during my kitchen remodel, I finally invested in ArcSensa. Now I can sense live wires behind the drywall before I ever pick up a drill, and it's completely changed how confidently I tackle home projects.

Marcus T.Verified Buyer

I'm not an electrician, just someone trying to rewire a ceiling fan safely. The bright alert lights took all the guesswork out, and I knew instantly the moment a wire was live.

Renee P.Verified Buyer

My old tester kept giving me false readings, so I stopped trusting any of them. ArcSensa changed that completely, its clear alerts and adjustable sensitivity finally gave me real confidence on the job.

Devon W.Verified Buyer

Frequently Asked Questions

verified +347 experts reviewed it as the best choice in 2026
Q1 Is it safe to use near sensitive electronics?
Absolutely. ArcSensa uses passive, non-invasive detection technology that never generates its own electrical field. That means it's completely safe to use near computers, medical devices, and other delicate electronics.
Q2 Can I use ArcSensa on automotive electrical systems?
Yes! With adjustable sensitivity down to 12V DC, ArcSensa is well suited for common vehicle electrical systems, making it a handy tool for automotive troubleshooting and maintenance.
Q3 Does it detect both AC and DC voltage?
ArcSensa is optimized for standard AC voltage found in homes and commercial buildings within the 50/60Hz range. It can pick up strong DC fields in some cases, but AC detection is where it truly shines.
Q4 Is ArcSensa right for professionals as well as homeowners?
Definitely. Electricians rely on its precision and speed, while homeowners and DIYers appreciate how intuitive it is to operate. No experience necessary, just point and test.
Q5 Can it detect voltage through walls or insulation?
Yes, ArcSensa's non-contact sensor can sense live wires behind drywall and through standard insulation. This lets you check for hidden wiring before you drill or cut, adding an extra layer of safety.
Q6 How do I know which sensitivity level to use?
Start on a lower gear for small electronics and low-voltage work, then increase the level for higher-voltage systems. The nine-step dial makes it easy to dial in the right setting for any task.
Q7 Does ArcSensa need calibration or maintenance?
No calibration required. Just insert fresh batteries and it's ready to go, with an auto power-off feature that conserves battery life between uses.
Q8 What batteries does ArcSensa use?
ArcSensa runs on two standard AAA batteries, easy to find and simple to replace. It automatically powers down after three minutes of inactivity so it's always ready when you need it.
50% OFF ArcSensa

Ready to make it yours?

Get ArcSensa at today's price with your free gift included — and a full 90 days to enjoy it.

4.8/5 by 17,000+ customers 90-Day Money-Back Fast Shipping
shield_lock 100% Secure Payment
delivery_truck_speed Fast Shipping
support_agent Premium support
star_shine Reviewed Top 1 in 2026