Grundfos pump — Grundfos, 99490917, ALPHA2 26-99 Su, Variable Speed, Circulator Pump, 115 V
The Grundfos pump (manufacturer part 99490917) is a genuine OEM pump available at Cedars HVAC, your trusted source for heating, cooling, and refrigeration parts. We stock this pump for fast nationwide shipping direct from the distribution center, so contractors, facility managers, and homeowners can get the exact replacement they need without delay.
Product details
Grundfos ALPHA2 is a medium-sized high-efficiency, variable-speed circulator fitted with an electronically commutated motor designed for circulating liquids in heating, cooling, air conditioning and hot water recirculation (HWR) systems. ALPHA2 features constant pressure and proportional pressure control modes with three curves and an AUTOADAPT setting. The AUTOADAPT setting enables the pump to continuously adjust the pump performance to the current heat demand and find the setting that provides optimal comfort with minimal energy consumption. The one-button operation and LED display make the selection of the settings easy. ALPHA2 materials and design are resistant to blockage from magnetite found in hydronic systems. The pump is complete with an integrated check valve. It is fitted with a terminal box for conduit connections.
Product Features
3 defined proportional-pressure curve settings
3 defined constant-pressure curve settings
Constant pressure AUTOADAPT
Proportional pressure AUTOADAPT
Magnetite-resistant design protects the pump from harmful iron oxide found in heating systems
High-efficiency pump design
360 [Nm] starting torque clears pump of system debris and sediment
System and pump protection warning and alarm indicators
LED light indicators for pump settings and alarms
Easy to use push-button control settings.
Why buy from Cedars HVAC
Genuine OEM Grundfos parts — not aftermarket substitutes
Contractor-friendly pricing on every pump
Fast nationwide shipping direct from the distribution center
Real HVAC expertise — email us at [email protected] if you need help confirming compatibility
Financing available at checkout
About this part
This Grundfos pump is part of our Pumps catalog. If you are sourcing pumps for a fleet of equipment or a commercial install, contact us for volume pricing. For installation guidance, always refer to the manufacturer documentation and consult a licensed HVAC technician where required.
Shipping and returns
Most Grundfos pump orders ship the same or next business day direct from the distribution center. Standard ground shipping covers the continental United States, and expedited options are available at checkout. Returns are accepted within 30 days on unopened, uninstalled parts — see our return policy for full details. International shipping is available on request; contact our team for a quote.
Frequently asked questions
Is this an OEM Grundfos part? Yes, the Grundfos pump we sell is a genuine Grundfos pump sourced through authorized channels. We do not substitute aftermarket parts unless specifically marked.
Will this pump fit my equipment? Compatibility depends on the model and revision of your existing equipment. If you need help confirming fitment for the Grundfos pump, email us at [email protected] with your unit model number and we will confirm before you order.
Can I get a contractor or wholesale discount? Yes. Cedars HVAC offers volume pricing for licensed HVAC contractors, property managers, and resellers. Request contractor pricing or call us to set up an account.
$995.00
$1,925.00
$995.00
$1,353.78
