1.65 in. (42 mm) RKII Series 5-Phase Stepper Motors (AC Input)

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The RKII Series Stepper Motors are designed to provide high performance and energy savings. To achieve constant maximum torque output with lower heat generation and save energy, the motor losses have been substantially reduced allowing them to be operated for longer hours at high speed which is not possible with conventional stepper motors. For use with RKII Series AC Input Drivers.

1.65 in. (42 mm) Frame Size
5-Phase, New Pentagon (0.72º)
Single or Double Shaft
Geared Types Available
Encoder Types Available

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Shaft/Gear Type

Round Shaft with Flat (No Gearhead)
Right-Angle Spur / Face Gear
Spur Gear (Offset Shaft)
Planetary Gear
Harmonic Gear

Gear Ratio (X:1) (:1)

Cable Direction

Down
Up

Encoder

Not Equipped
Equipped

Shaft

Single
Double

Electromagnetic Brake

Equipped
Not Equipped

Current

0.35 A

Item #	Frame Size	Motor Length	Holding Torque	Shaft/Gear Type	Gear Ratio (X:1)	Cable Direction	Encoder	Shaft	Electromagnetic Brake	Current	Basic Step Angle	Web Price	Add To Cart / Contact Sales

PKE543AC	- 1.65 in42 mm	- 1.34 in.34 mm	- 19.8 oz-in0.14 N·m	- Round Shaft with Flat (No Gearhead)	-	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.72º	$83.00	Add To Cart Request Quote
PKE544AC	- 1.65 in42 mm	- 1.57 in.40 mm	- 29 oz-in0.21 N·m	- Round Shaft with Flat (No Gearhead)	-	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.72º	$84.00	Add To Cart Request Quote
PKE545AC	- 1.65 in42 mm	- 1.81 in.46 mm	- 38 oz-in0.27 N·m	- Round Shaft with Flat (No Gearhead)	-	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.72º	$92.00	Add To Cart Request Quote
PKE543AC-HS50	- 1.65 in42 mm	- 1.34 in.34 mm	- 480 oz-in3.5 N·m	- Harmonic Gear	- 50 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.0144º	$857.00	Add To Cart Request Quote
PKE543AC-HS100	- 1.65 in42 mm	- 1.34 in.34 mm	- 704 oz-in5 N·m	- Harmonic Gear	- 100 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.0072º	$857.00	Add To Cart Request Quote
PKE545AC-PS5	- 1.65 in42 mm	- 1.81 in.46 mm	- 140.8 oz-in1 N·m	- Planetary Gear	- 5 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.144º	$440.00	Add To Cart Request Quote
PKE545AC-PS7.2	- 1.65 in42 mm	- 1.81 in.46 mm	- 211.2 oz-in1.5 N·m	- Planetary Gear	- 7.2 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.1º	$440.00	Add To Cart Request Quote
PKE545AC-PS10	- 1.65 in42 mm	- 1.81 in.46 mm	- 211.2 oz-in1.5 N·m	- Planetary Gear	- 10 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.072º	$440.00	Add To Cart Request Quote
PKE543AC-PS25	- 1.65 in42 mm	- 1.34 in.34 mm	- 352 oz-in2.5 N·m	- Planetary Gear	- 25 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.0288º	$501.00	Add To Cart Request Quote
PKE543AC-PS36	- 1.65 in42 mm	- 1.34 in.34 mm	- 416 oz-in3 N·m	- Planetary Gear	- 36 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.02º	$501.00	Add To Cart Request Quote
PKE543AC-PS50	- 1.65 in42 mm	- 1.34 in.34 mm	- 416 oz-in3 N·m	- Planetary Gear	- 50 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.0144º	$501.00	Add To Cart Request Quote
PKE543AC-TS3.6	- 1.65 in42 mm	- 1.34 in.34 mm	- 70.4 oz-in0.5 N·m	- Spur Gear (Offset Shaft)	- 3.6 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.2º	$253.00	Add To Cart Request Quote
PKE543AC-TS7.2	- 1.65 in42 mm	- 1.34 in.34 mm	- 140.8 oz-in1 N·m	- Spur Gear (Offset Shaft)	- 7.2 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.1º	$253.00	Add To Cart Request Quote
PKE543AC-TS10	- 1.65 in42 mm	- 1.34 in.34 mm	- 196.8 oz-in1.4 N·m	- Spur Gear (Offset Shaft)	- 10 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.072º	$271.00	Add To Cart Request Quote
PKE543AC-TS20	- 1.65 in42 mm	- 1.34 in.34 mm	- 283.2 oz-in2 N·m	- Spur Gear (Offset Shaft)	- 20 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.036º	$271.00	Add To Cart Request Quote
PKE543AC-TS30	- 1.65 in42 mm	- 1.34 in.34 mm	- 320 oz-in2.3 N·m	- Spur Gear (Offset Shaft)	- 30 :1	-	- Not Equipped	- Single	- Not Equipped	- 0.35 A	- 0.024º	$271.00	Add To Cart Request Quote
PKE543BC	- 1.65 in42 mm	- 1.34 in.34 mm	- 19.8 oz-in0.14 N·m	- Round Shaft with Flat (No Gearhead)	-	-	- Not Equipped	- Double	- Not Equipped	- 0.35 A	- 0.72º	$85.00	Add To Cart Request Quote
PKE544BC	- 1.65 in42 mm	- 1.57 in.40 mm	- 29 oz-in0.21 N·m	- Round Shaft with Flat (No Gearhead)	-	-	- Not Equipped	- Double	- Not Equipped	- 0.35 A	- 0.72º	$86.00	Add To Cart Request Quote
PKE545BC	- 1.65 in42 mm	- 1.81 in.46 mm	- 38 oz-in0.27 N·m	- Round Shaft with Flat (No Gearhead)	-	-	- Not Equipped	- Double	- Not Equipped	- 0.35 A	- 0.72º	$97.00	Add To Cart Request Quote
PKE543BC-HS50	- 1.65 in42 mm	- 1.34 in.34 mm	- 480 oz-in3.5 N·m	- Harmonic Gear	- 50 :1	-	- Not Equipped	- Double	- Not Equipped	- 0.35 A	- 0.0144º	$859.00	Add To Cart Request Quote
PKE543BC-HS100	- 1.65 in42 mm	- 1.34 in.34 mm	- 704 oz-in5 N·m	- Harmonic Gear	- 100 :1	-	- Not Equipped	- Double	- Not Equipped	- 0.35 A	- 0.0072º	$859.00	Add To Cart Request Quote
PKE545BC-PS5	- 1.65 in42 mm	- 1.81 in.46 mm	- 140.8 oz-in1 N·m	- Planetary Gear	- 5 :1	-	- Not Equipped	- Double	- Not Equipped	- 0.35 A	- 0.144º	$442.00	Add To Cart Request Quote
PKE545BC-PS7.2	- 1.65 in42 mm	- 1.81 in.46 mm	- 211.2 oz-in1.5 N·m	- Planetary Gear	- 7.2 :1	-	- Not Equipped	- Double	- Not Equipped	- 0.35 A	- 0.1º	$442.00	Add To Cart Request Quote
PKE545BC-PS10	- 1.65 in42 mm	- 1.81 in.46 mm	- 211.2 oz-in1.5 N·m	- Planetary Gear	- 10 :1	-	- Not Equipped	- Double	- Not Equipped	- 0.35 A	- 0.072º	$442.00	Add To Cart Request Quote
PKE543BC-PS25	- 1.65 in42 mm	- 1.34 in.34 mm	- 352 oz-in2.5 N·m	- Planetary Gear	- 25 :1	-	- Not Equipped	- Double	- Not Equipped	- 0.35 A	- 0.0288º	$503.00	Add To Cart Request Quote