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.

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Honeywell DC300K-E-0A3-20-0C00-0 Temperature Process Controller 90 to 250V AC

$399.00 USD

Sale Sold out

✓ 30-day returns on every item — return policy

ConditionSurplus - Untested MPNDC300K-E-0A3-20-0C00-0 Stock #Stock # 0626-01655

30-day returns on every item. Photos reflect the actual item’s current condition — see our return policy and condition guide.

Shipping Estimate

⚡ Same-day shipping available — order by 11 am CT ($100 add-on at checkout)

✓ Free domestic UPS Ground shipping — applied automatically at checkout.

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Product Specifications

Manufacturer: Honeywell
MPN / Model: DC300K-E-0A3-20-0C00-0
Product Type: Process Controller
Product Line: UDC3000 Versa-Pro
Supply Voltage: 90 to 250 VAC
Frequency: 50/60 Hz
Power Consumption: 18 VA
Manual Reference: 51-52-25-07D
Serial Number: 9531017303002

Product Description

Honeywell DC300K-E-0A3-20-0C00-0 is a UDC3000 Versa-Pro process controller identified by the model number shown on the unit nameplate. The front panel includes Function, Lower Display, Manual/Auto, and Setpoint Select keys along with Run/Hold and Set Up functions, plus ALM, DI, RSP, and OUT indicators for status reference.

The nameplate lists a power input of 90 to 250 VAC, 50/60 Hz, at 18 VA, and references manual 51-52-25-07D. This controller is identified for buyers matching the exact Honeywell catalog number for replacement, spare inventory, or maintenance sourcing. The rear terminal block carries the IRC-SX marking and screw terminal connections for field wiring. Buyers comparing surplus options should use the exact model number and visible labeling to match the unit to their existing equipment.

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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.