ATP 2030100057 Heavy Duty Coolant Level Sensor (Aftermarket)

Advance Truck Parts 2030100057 Heavy Duty Coolant Level Sensor (Aftermarket)

Direct aftermarket replacement for Casco 2030100057 / 30609 coolant level sensors used on heavy-duty commercial trucks, vocational concrete mixers, and Cummins ISM applications.

Key Features & Benefits:

• Accurately monitors coolant levels inside surge tanks and expansion reservoirs.
• Direct replacement turns off false low coolant warning dash lights and alerts the ECM to prevent engine overheating.
• Standard 1/4"-18 NPT thread allows versatile mounting in either plastic or metal reservoirs.
• Heavy-duty 3-pin connector engineered for severe-duty and high-vibration vocational environments.
• Compatible with ethylene glycol and extended life coolants (ELC).

Specifications:

• Part Number: 2030100057
• Brand: Advance Truck Parts
• Sensor Type: Engine Coolant Level Sensor
• Thread Size: 1/4"-18 NPT
• Connector: 3-Pin Vertical Connector
• Operating Pressure: 20 PSI Max
• Operating Temperature: -40°C to 125°C (-40°F to 257°F)
• Ingress Protection: IP67 Weatherproof
• Condition: 100% Brand New Aftermarket

Cross-Reference & OE Numbers:

• Casco 2030100057
• Casco 30609
• Waytek 76331

Fast Shipping & Local Pickup

Keeping your business moving is time-sensitive. We process
and ship orders quickly to keep your downtime to a minimum.

Same-Day Shipping Cutoffs

• Monday – Friday: Order by 5:30 PM ET
• Saturday: Order by 11:30 AM ET

Free Local Pickup

• Location: Sunrise, Florida
• Ready Time: Free 1-hour warehouse pickup for in-stock items.

Overnight & Weekend Delivery

• Standard Overnight: Delivered on the next business day (Monday – Friday).
• Friday Overnight Orders: Delivered on Monday by default.
• Saturday Delivery: If you need your order delivered on Saturday, you must select a specific "Saturday Delivery" option at checkout (subject to carrier availability).

Live Shipping Rates: Our website provides live shipping rates. Simply add the item to your cart and enter your ZIP code to instantly view all available shipping options before completing your purchase.

Next-Business-Day Delivery: Next-business-day delivery is available on many items when an overnight shipping option is selected before our daily shipping cutoff. Saturday delivery must be selected separately when available.