Simple to deploy and cost-effective solutions designed specifically for irrigation

Home wells to municipal water systems, intentional design saves time and money

Motor Control

Motor control features you won't find anywhere else in the industry

Oil & Gas

Durability and features designed specifically to save time and money in the field

Elevators

Phase Perfect^® enables by far the most cost-effective elevator operation

HVAC

Power money saving three-phase HVAC equipment from single-phase power

Wineries

Pumps, destemmers, screws, and presses demand balanced three-phase power in a rural setting

Machine Shops

Exploding usage of CNC demands utility-quality power, Phase Perfect^® to the rescue

Phase Converters
Variable Frequency Drives
Motor Protection
Remote Monitoring

Phase Perfect^® Digital Phase Converters

PT Simple

New - Up to 7 horsepower, simple, easy to install, compact and reliable. Utility-quality phase conversion.

PT Enterprise

7.5-20 horsepower. Slim chassis, the same reliable and quality 3-phase power. Available with voltage-doubling.

PT Performance

The Original PhasePerfect^®
7.5-100+ horsepower phase converters fully customizable through the panel shop to meet any need.

Need Help Deciding?

Learn more about the different Phase Perfect^® models >

SD Series

2-15HP, phase converting VFD

2XD Series

5-7.5HP, phase converting & voltage doubling VFD

1LH Series

20-125HP, low harmonic, regenerative VFD, single-phase input

3LH Series

20-650HP, low harmonic, regenerative VFD, three-phase input

DX Series

200-500HP, six-pulse VFD, three-phase input

ES Series

1/3HP-2HP, 120V / 240V, 2 & 3 Wire, single-phase VFD

DXL Series

2-400HP NEMA 1 industrial variable frequency drives

Compact Rugged Easily programmed

DV Series

dV/dt Output Filters
9 - 480 A | 460 V | Open, NEMA 1, and NEMA 3R

SW Series

Sine Wave Output Filters
9 - 480 A | 460 V | Open, NEMA 1, and NEMA 3R

Phase Technologies Motor Protection filters are designed with distributed gap alloy powder cores resulting in superior peak voltage reduction, lower core losses, higher temperature stability, and a more compact product envelope.

Remotely monitor and control
your VFD's and other devices.

Learn More

1LH Enterprise Chassis

Light Commercial and Agriculture phase converting AFE VFD

The 1LHE Series VFD is a compact, active front end (AFE), IEEE-519 compliant, phase-converting solution for residential, light commercial, and agricultural applications requiring 5-30 horsepower. The 1LHE offers simple setup with lead-lag/duplexing, rugged hardware, and NEMA Type 3R enclosures standard. These VFD’s are easy to configure for pumping, irrigation, motor control, and soft start applications. Common applications include, residential developments, dairy, chicken houses, hog barns, and anywhere phase conversion and voltage-doubling are needed.

See the 1LH Signature or Performance for applications requiring more than 30 horsepower.

Configure now with product builder

Simplicity

System setup with Perfect Pressure requires only a few minutes and is capable of controlling complex pump systems with ease.

The 1LH Series VFD's control pressure consistently regardless of demand. The pump system runs smoothly with fewer instances of short cycling.

Durability

1LH Enterprise VFD in a below-ground installation

The Phase Technologies 1LHE is an industrial-grade product designed for harsh conditions.

Product Builder

Looking for pricing? Build the right solution for your equipment >

Easy Installation

Perfect Pressure

Service and Support

Standard 2-Year Warranty

230 V Model Comparison

Model	Horsepower	Rated Input	Rated Output
1LHE005R	5 HP	26 A	18 A
1LHE007R	7.5 HP	37 A	24 A
1LHE010R	10 HP	48 A	31 A
1LHE015R	15 HP	72 A	46 A
1LHE020R	20 HP	97 A	61 A

230 V → 460 V Voltage Doubling Model Comparison

Model	Horsepower	Rated Input	Rated Output
1LHE205R	5 HP	26 A	9 A
1LHE207R	7.5 HP	37 A	13 A
1LHE210R	10 HP	50 A	18 A
1LHE215R	15 HP	67 A	24 A
1LHE220R	20 HP	97 A	31 A
1LHE225R	25 HP	115 A	38 A

460 V Model Comparison

Model	Horsepower	Rated Input	Rated Output
1LHE405R	5 HP	13 A	9 A
1LHE407R	7.5 HP	19 A	13 A
1LHE410R	10 HP	26 A	18 A
1LHE415R	15 HP	36 A	24 A
1LHE420R	20 HP	48 A	31 A
1LHE425R	25 HP	60 A	38 A
1LHE430R	30 HP	72 A	46 A

Options

MCCB & Service Rated Disconnect

An external service disconnect and integral breaker for ease of maintenance or installations that require it to meet electrical code.

Surge Protection

Available factory-installed surge protection options include ProTec, single event MOV type, as well as Strikesorb. Strikesorb provides class-leading multiple hit protection ensuring continuous protection of your critical equipment.

Output Filter

460 V installations other than those with short lead lengths often require output filtering to protect the motor from damage.

Hand/Off/Auto (HOA) Switch with Speed Potentiometer

Externally mounted HOA switch and speed potentiometer. Used to switch between user or automatic control and adjust motor speed on the output of the drive.

Extended Warranty

Although durable and robust in design, a little extra peace of mind never hurts. Phase Technologies is happy to offer an extended warranty for all of those applications that demand a bit extra.

About the Panel Shop

The options available for 1LH Enterprise VFD's are built-to-order in our UL 508A panel shop. Every drive is a custom drive at Phase, options typically do not impact lead times.

Documents

Quick-Start
Guide

SDE Series
Manual

1LH Series
Manual

3LH Series
Manual

DX Series
Manual