Tripp Lite Isobar Surge Protector Metal RJ11 4 Outlet 6' Cord 3330 Joules

Receptacles: 4 x NEMA 5-15R - 3330J - View Complete Details

Product Number: SYNX941853

4.5 star rating4.54 reviews|Read All Reviews|Write a Review

Sold Out

This product is sold out and we do not know when we will be getting another shipment. We apologize for any inconvenience this may cause.

Check similar items below to see if a replacement product is available.



You May Also Like

More like this

Product Details

Not Returnable

Due to its limited shelf life or other concerns, we do not accept returns on this product unless it is damaged, defective or incorrect due to an error on our part.

Tripp Lite Isobar Surge Protector Metal RJ11 4 Outlet 6' Cord 3330 Joules - For more than 20 years, America's leading companies have trusted Tripp Lite's Isobar Premium surge and noise suppressors to protect sensitive computer, networking and telecom equipment. With more than 14 million satisfied customers, the Isobar remains the world's #1 selling premium surge suppressor. Loaded with a generous combination of high quality components, near indestructible all-metal case, unique noise filtration system and built-in single line phone suppression for modems, the Isobar/Isotel series offers the highest level of protection attainable in a multi-outlet strip. Robust surge suppression circuits with sine-wave tracking offer extreme levels of protection against the heaviest surge conditions exceeding IEEE 587 category A & B specifications and reducing 6,000V test surges to harmless levels under 35 volts. Isobar's unique protection system combines large torroidal chokes, ferrite rod-core inductors, HF/VHF capacitors and multiple layers of metal oxide varistors into exclusive isolated filter banks that remove EMI/RFI interference, even noise generated by other pieces of connected equipment. ISOTEL4ULTRA offers 4 outlets arranged in two filter banks to prevent system crashes, reboots and performance problems common as noisy system peripherals are powered off and on. Surge suppression rated at 3330 joules/92,000 amps offers network-grade p

View Product Specs
Still have a question? Click to ask a Question
Alternate Image



by PowerReviews

(based on 4 reviews)

Ratings Distribution

  • 5 Stars



  • 4 Stars



  • 3 Stars



  • 2 Stars



  • 1 Stars




of respondents would recommend this to a friend.

Reviewed by 4 customers

Displaying reviews 1-4

Back to top


How would I know how good it is until it works/fails? :)


from Oklahoma

Verified Buyer

Comments about Tripp Lite ISOTEL4ULTRA:

I bought it because I lost my last projection TV due to lightning. This one is supposed to protect for that. I'll give another review once that occurs... (Hopefully not ever)


Long Time User


from Undisclosed

Comments about Tripp Lite ISOTEL4ULTRA:

I have been using this product or many years.
I am in a lightning prone area and have never lost a piece of connected equipment.
This is a quality product that actually does what it claims.


This product meets all of my requirements


from Undisclosed

Comments about Tripp Lite ISOTEL4ULTRA:

Perfect for what I need. Sits there out of the way and protects my devices from electrical surges


This product has great features


from Undisclosed

Comments about Tripp Lite ISOTEL4ULTRA:

This is the second Tripplite surge protector I have used. Love the warning lite to know protection is activated. The wall-hugger plug makes placement a real space saver.

Displaying reviews 1-4

Back to top

"Write your Opinion"

Help others make the right choice.
Tell them what you think.

Write a Review

Question & Answer

No questions have been posted for this product.

Have a question about this product? Please click the button below to get started. Once you have posted your question we will submit it to our community of customers and with our own staff who have recent experience with the same product for their open and honest feedback.

Ask a Question