How does shipping work for orders on MRO Exchange?

Most orders ship within 1–2 business days via UPS. Larger equipment ships via freight carrier, and customers can use the shipping estimator on the product page for a location-specific quote. Local pickup is also available at the Fairfield, IL facility, typically ready within 4 hours.

What payment methods does MRO Exchange accept?

MRO Exchange accepts all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available, with payment due prior to shipment. Custom terms are available for established accounts.

1 6

Siemens 6EP4437-8XB00-0CY0 Power Supply Extension Module 24V DC

$249.00 USD

Sale Sold out

ConditionSurplus - Untested MPN6EP4437-8XB00-0CY0 Stock #0626-01526

Photos reflect current condition. Items differing from description may be eligible for return or refund — see our condition guide.

Shipping Estimate

Estimated package weight: 10.0 lbs

Select your state above for a shipping estimate.

U.S. shipping, securely packaged. Ships in 1-2 Days
Questions? Real support team available before purchase
Secure checkout with trusted payment methods

Product Specifications

Manufacturer: Siemens
MPN / Model: 6EP4437-8XB00-0CY0
Product Type: SITOP CNX8600 Extension Module
Serial Number: Q6F6BY3WF0L
Output Voltage: DC 24V
Output Current: 4 x 10A
Channels: 4
Ambient Temperature: -25 to 60°C
Product State: X 2 3 4
Certifications: UL Listed (IND.CONT.EQ. 31UB), CE, EAC, ATEX (EPS 14 ATEX 1 740 X), IECEx (EPS 14.0059X), KCC
Country of Origin: Austria

Product Description

The Siemens SITOP CNX8600 extension module, catalog number 6EP4437-8XB00-0CY0, is a four-channel 24V DC output expansion unit for use with the SITOP PSU8600 modular power supply system. Each of the four outputs is rated at 10A, giving a combined output of 40A at 24V DC. The module connects to a PSU8600 basic unit via the System Clip Link connector at the top of the unit, requiring no additional wiring. Up to four CNX8600 expansion modules can be connected to a single PSU8600 basic unit to extend the number of selectively monitored outputs.

The nameplate confirms serial number Q6F6BY3WF0L, an ambient temperature rating of -25 to 60°C, and Product State X 2 3 4. Certifications include UL (IND.CONT.EQ. 31UB), CE, EAC, ATEX EPS 14 ATEX 1 740 X, IECEx EPS 14.0059X, and KCC. Manufactured by Siemens AG Österreich in Austria. The unit shows cosmetic wear consistent with field removal and is listed as used surplus.

View full details

Frequently Asked Questions

Shipping & Handling

Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.

Returns & Condition

All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.

Payment Options

We accept all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available by selecting "Purchase Order / Wire Transfer" at checkout. Payment is due prior to shipment. Contact us for custom terms on established accounts. Tax exemptions are honored if proper documentation is provided.