SKU: 11166326038

ESX QL800.8 8-Channel Class D Amplifier

Sale price$236.70 Regular price$263.00
Save 10%

Pay in installments of $65.75 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 12 - Aug 17

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

ESX QL800.8 8-Channel Class D AmplifierThe ESX QL800. 8 is a QUANTUM QL 8 channel Class D digital amplifier for active multi channel car audio systems. The official ESX page and owner manual confirm 8 x 80W RMS at 4 ohm, 8 x 125W RMS at 2 ohm and 4 x 250W RMS bridged at 4 ohm, with Dynamic Headroom technology for demanding active speaker layouts. It includes high level inputs with EPS, RCA inputs and outputs via cable connector, input selector CH2 4 6 8, copy mode for CH7 8 to CH5 6,

The ESX QL800.8 is a QUANTUM QL 8-channel Class D digital amplifier for active multi-channel car audio systems. The official ESX page and owner manual confirm 8 x 80W RMS at 4 ohm, 8 x 125W RMS at 2 ohm and 4 x 250W RMS bridged at 4 ohm, with Dynamic Headroom technology for demanding active speaker layouts.

It includes high-level inputs with EPS, RCA inputs and outputs via cable connector, input selector CH2/4/6/8, copy mode for CH7/8 to CH5/6, bandpass filtering on CH3/4 and CH7/8, and a compact bass remote controller. ESX notes that the copy function can provide 2 x 250W RMS at 4 ohm on bridged channels 5/6 and 7/8 including bass control.

Key specifications

  • 8-channel Class D digital amplifier
  • 8 x 80/125W RMS at 4/2 ohm
  • 4 x 250W RMS at 4 ohm bridged
  • Dynamic Headroom Technology with up to 160W RMS per channel at 2 ohm
  • High-level inputs with Error Protection System (EPS)
  • RCA inputs and outputs via cable connector
  • HPF 50-5000 Hz (CH1/2 + CH5/6)
  • HPF 10-500 Hz and LPF 50-5000 Hz (CH3/4 + CH7/8)
  • Copy mode CH7/8 > CH5/6 and bandpass function (CH3/4 + CH7/8)
  • Dimensions 285 x 47 x 170 mm

Best used for

Use the QL800.8 when you need one amplifier to run an active multi-channel speaker system, a 2-way or 3-way front-stage setup, or a speaker-plus-subwoofer layout with paired bridged subwoofer channels.

Setup note

System design and channel assignment matter on multi-channel amplifiers. If you are unsure how to wire this into your vehicle, send us your system details by WhatsApp or email before ordering and we will help check the setup.

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: 11166326038

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.6 ★★★★★
Based on 5 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
A
Verified Purchase
Amazon Customer
Draper, US
★★★★★ 5
Shirt
Size: Large, Color: Blue Red White 161
Wonderful shirt. Great fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
L
Verified Purchase
Linda Mackie
Natrona Heights, US
★★★★★ 5
Will by again
Size: Large, Color: Black 176
Perfect fit and looks great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 24, 2026
B
Verified Purchase
Bonnie Perkins
Grantham, US
★★★★★ 3
Nice shirt!
Size: X-Large, Color: Blue Red White 161
A very nice checked shirt. It is mostly iron free. The material, although cotton has a stiff feeling. If you forget that drawback, it's a nice shirt. So reasonably priced.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 21, 2026
L
Verified Purchase
Larry baisden
San Leandro, US
★★★★★ 5
Run small.order a size larger
Size: X-Large, Color: Blue White 168
Nice quality shirt. Had to return fo that sizing chart was little off. They ran a little small in length and in the chest.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 23, 2026
A
Verified Purchase
Amazon Customer
Alexandria, US
★★★★★ 5
Did not wrinkle
Size: X-Large, Color: Navy White Yellow 162
Did not wrinkle when washed and dried. Overall, good fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 5, 2026

recommand products