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Constant Torque Blower Behavior: The constant torque ECM motor controller holds this HVAC blower motor near target airflow as duct conditions change, which helps in both cooling and heating cycles.
1HP-Class Capacity: 1HP output gives a furnace blower motor or air handler blower motor the reserve to move bigger wheels against higher static pressure.
Product Overview (Brief Summary)
When an HVAC service crew carries one ECM motor for 208-230V furnaces, air handlers and package units, truck stock gets simpler. This 1HP 208-230V ECM motor is a drop-in replacement built for that work: it spins at 1075RPM inside a standard NEMA 48 frame and matches the constant torque ECM motor X-13 mounting conventions used across the 5550ET, 5551ET, 5552ET, 10859, 5SME39SXL224 and 5SME39SXL5099 lines. The constant torque controller keeps airflow steady as duct pressure shifts, and five 24VAC taps let a technician set the fan speed to the equipment. Zhongshan Pengfei Electric Appliance Co., Ltd. builds this OEM ECM motor as a dependable HVAC blower motor and furnace blower motor for 208-230V commercial retrofit and OEM programs.
Detailed Description
208-230V is the common supply for commercial heating gear, so a replacement motor has to handle two-wire 240V-class wiring without extra parts. This 1HP ECM motor uses a permanent magnet BLDC rotor and an electronic controller that adjusts commutation to hold torque near the set point as filters load and dampers move. For a service contractor, the practical result is an HVAC blower motor that keeps moving air through the cooling and heating cycles instead of sagging like a fixed-speed PSC unit.
Mounting follows the X-13 pattern on a NEMA 48 frame: same diameter, same hole positions, same belly-band grooves and harness connectors, so the old unit comes out and this one goes in with limited rework. Because one motor number covers the 555xET, 10859 and 5SME39SXL224/5099 families, a distributor can stock a single part for a broad range of commercial equipment. The motor is manufactured in a 25,000-square-meter plant with CNC machining and testing labs, and each unit is run through electrical and dimensional checks before it ships.
Key Features & Practical Benefits




Technical Advantages & Engineering Expertise
Three things decide how well a 1HP ECM motor replacement works in the field: heat, airflow and fit.
Technical Specifications Table
| Technical Parameter | Specification Details |
| Motor Category | Electronically Commutated Motor (ECM / BLDC) |
| Rated Power Output | 1 HP |
| Operating Voltage | 208-230V |
| Rated Rotational Speed | 1075 RPM |
| Frame Architecture | Standard NEMA 48 frame (5.6-inch diameter) |
| Speed Control Interface | 5-speed 24VAC taps (S1-S5) / optional 0-10V and PWM control |
| Shaft Configuration | Standard D-shaft design for universal blower wheel fit |
| Quality & Compliance | ISO 9001 certified; UL, CE, RoHS and TUV approvals (confirm against the model's documents) |
Application Scenarios
Where this 1HP 208-230V ECM motor is used:


Commercial Value & Partnership Benefits
Service contractors and distributors measure an ECM motor supplier by consistent quality and dependable supply, not just price. Zhongshan Pengfei Electric Appliance Co., Ltd. has served the HVAC industry for more than 20 years, holds over 100 patents and is certified as a National High-Tech Enterprise. Production takes place in a 25,000-square-meter plant with in-house tooling, metal stamping, injection molding, CNC machining and final assembly, which supports stable volume, in-process quality checks and competitive pricing. Products ship to more than 20 countries and regions, and ISO 9001, UL, CCC, CE and RoHS documentation should be verified against the specific model.
Flexible MOQ and quick sample turnaround let a contractor or OEM validate this 1HP ECM motor on an actual blower deck before placing volume orders. Engineering support for HVAC ECM motor programs includes custom wiring layouts, connector options, private labeling and supply agreements, so distributors can match this OEM ECM motor to regional 208-230V requirements and commercial furnace or air handling programs.
Frequently Asked Questions (FAQ)
Q: Will this motor replace the 5550ET, 5551ET, 5552ET and 10859 units in the field?
A: Yes. The NEMA 48 frame (5.6-inch diameter), hole positions, belly-band slots and harness layout follow the X-13, 555xET, 10859, 5SME39SXL224 and 5SME39SXL5099 conventions, so it works as a direct replacement blower motor on those platforms. Check the harness pinout and supply rating against the equipment before installing.
Q: What supply voltage does this motor expect?
A: This is a 208-230V ECM motor rated for two-wire 240V-class supply, covering 208V and 230V commercial systems. Verify the line voltage at the equipment before connecting.
Q: Why is 1HP the right choice for commercial furnace blowers?
A: 1HP output provides a constant torque ECM motor with reserve for larger blower wheels and higher static duct systems. The constant torque controller monitors load and adjusts power to hold target torque, keeping airflow steadier in demanding furnace and air handler duty.
Q: Do you support custom shafts, harnesses or private labeling?
A: Yes. Custom shaft dimensions, keyways, connectors and private label branding are available through the in-house R&D center, with samples within scheduled business days and flexible MOQ for pilot orders.