Taco 0018E-2F4 ECM Cast Iron High-Efficiency Circulator Pump

Product Overview

The Taco 0018E-2F4 is a high-efficiency ECM circulator designed for hydronic heating systems requiring precise performance and energy savings. With built-in Bluetooth connectivity and the Taco Mobile App, installers can monitor system performance, adjust modes, and access diagnostics in real time. Featuring activeADAPT™ technology, BIO Barrier® protection, and SureStart® automatic unblocking, this circulator delivers reliable, low-maintenance operation in closed-loop systems.

Features & Benefits

• High-efficiency ECM motor reduces energy use by up to 85%
• Bluetooth wireless control via Taco 0018e Mobile App
• Four operating modes: Min/Max speed, constant pressure, proportional pressure, activeADAPT™
• BIO Barrier® protects against system contaminants
• SureStart® automatic air purging and anti-seize
• Dual electrical knockouts and 6” wire leads
• Double insulated; no ground wire required
• Quiet, smooth operation
• Integral Flow Check (IFC®) included

Specifications

Performance
Maximum shut-off head: 18 ft
Maximum flow: 16 GPM
Maximum operating pressure: 125 psi
Maximum water temperature: 230°F
Minimum water temperature: 36°F

Electrical Data
Voltage: 120V, 60 Hz, single-phase
Operating power: 4–44 W
Max amp rating: 0.54 A
Double insulated; no ground required

Construction Materials
Pump casing: Cast iron
Stator housing: Composite
Cartridge: Composite
Impeller: Composite
Shaft: Ceramic
Bearings: Carbon
Thrust bearing: Ceramic
O-rings and gaskets: EPDM

Integral Flow Check (IFC®)
Body/plunger: Acetal
Spring: Stainless steel
Seal: EPDM

System Requirements
For closed-loop hydronic systems only
Not for potable or open-loop systems
Acceptable for up to 50% water/glycol
Indoor use only

Installation Tips

• Install in closed-loop heating systems only.
• Use activeADAPT™ for optimal performance and efficiency.
• Flush piping to reduce debris entering the pump.
• Ensure correct orientation to minimize air exposure.
• Use the Taco app for system validation and commissioning.

Frequently Asked Questions

Does this pump work with glycol?
Yes, up to a 50% water/glycol mixture is permitted.

Is it suitable for potable water?
No, the cast iron housing limits use to closed-loop hydronic systems only.

What does activeADAPT™ do?
It automatically adjusts pump performance to match system demand.

Does it include a check valve?
Yes, the pump includes an Integral Flow Check (IFC®).

Can I control it with my phone?
Yes, via Bluetooth using the Taco 0018e Mobile App.

Technical Downloads:

• Taco 0018E-2F4: Catalog
• Taco 0018E-2F4: Instruction Sheet
• Taco 0018E-2F4: Submittal Data Sheet