Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Air and Fuel› Fuel Pumps, Regulators and Components

Mercracing

Coolant Pump

Name: Coolant Pump
Brand: Mercracing
SKU: CWA150

$368.55

SKU: CWA150

Free Shipping over $200

$100 Minimum Order

Non-Returnable Item

DIY PRO SHOP

Easy — 1–2 hours

Overview

The Mercracing CWA150 Pump is a coolant pump designed for performance applications. It features a brushless motor with an integrated speed controller that can be managed via a remote PWM module. This pump offers reliable operation with significant flow and cooling performance.

Key specifications include an operation voltage of 9-16 volts, a maximum current consumption of 15A (with standby mode under 100mA), and a nominal differential pressure of at least 1.40 bar. The flow rate is approximately 25 l/min at 1.40 bar and 40 l/min at 0.80 bar. It operates at speeds up to roughly 6692 rpm and has a temperature range of -40°C to 80°C for water and -40°C to 100°C for ambient conditions. The pump has an IP 54 protection rating.

Show original supplier description

The Mercracing CWA150 Pump, often paired with an Audi harness, is a high-performance coolant pump favored by workshops and enthusiasts globally. Its robust design utilizes a brushless motor with an integrated speed controller, allowing for remote management via a PWM module. This advanced system ensures exceptional reliability, delivering substantial flow and cooling capabilities for demanding applications. It operates on a voltage range of 9-16 volts and consumes a maximum of 15A, with a standby current draw of less than 100mA. The CWA150 achieves a nominal differential pressure of ≥ 1.40 bar, with flow rates of approximately 25 l/min at 1.40 bar and 40 l/min at 0.80 bar. It reaches speeds of up to 6692 rpm and is designed to withstand temperatures from -40°C to 80°C for water and -40°C to 100°C for ambient conditions. With an IP 54 protection rating, it offers durability against environmental factors. This pump is intended as an aftermarket product for motorsports and custom builds. It is important to note that it does not carry a warranty from the manufacturer or distributor. Proper installation and integration with existing systems are recommended for optimal performance and longevity.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

Brand	Mercracing
Part Number	CWA150
Category	Air and Fuel

Videos

How to Install a CWA-150 Coolant Pump on your Audi 3.0T | C7, B8, SQ5

Audi A6 3.0T MercRacing HX & Pierburg CWA150

5,000+ Trusted brands

1M+ Enthusiasts

5M+ Parts sold

(760) 282-4645 hello@motormia.co

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy