
DPP240 2.25in Brush Motor
DirectPower™ Plus Series
Product Details
Overview & Features
High-Torque. Long life.
Our ElectroCraft DirectPowerTM Plus 240 Series features
up a rugged, heavy-gauge steel housing construction for long-life and
durability. This high-efficiency motor includes dynamically balanced
armatures, sealed ball bearings, and replaceable brushes.

Specifications & Winding Data
| Array Stack/Torque Sizes | |||
|---|---|---|---|
| Stack Size Models | DPP240-29 | DPP242-44 | DPP243-52 |
| Continuous Stall Torque (oz-in) | 29 | 44 | 52 |
| Continuous Stall Torque (Ncm) | 20.48 | 31.07 | 36.72 |
| Peak Torque (oz-in) | 240 | 350 | 400 |
| Peak Torque (Ncm) | 169.46 | 247.13 | 282.44 |
| Rotor Inertia (oz-in-sec2) | 0.0040 | 0.0060 | 0.0070 |
| Rotor Inertia (g-cm2) | 282.5 | 423.7 | 494.3 |
| Thermal Resistance (C / Watts) | 5.0 | 4.2 | 3.8 |
| Weight (lbs) | 2.1 | 3.0 | 3.5 |
| Weight (Kg) | 0.95 | 1.36 | 1.59 |
| Length (inches) | 4.0 | 5.0 | 5.5 |
| Length (cm) | 10.2 | 12.7 | 14.0 |
| Number of Poles | 2 | 2 | 2 |
| Array Winding Options | ||||||
|---|---|---|---|---|---|---|
| Winding Models | 29V48 | 29V60 | 44V48 | 44V60 | 52V48 | 52V60 |
| Design Voltage (VDC) | 48 | 60 | 48 | 60 | 48 | 60 |
| Continuous Current (Amps) | 2 | 2 | 4 | 3 | 5 | 4 |
| Peak Current (Amps) | 16 | 14 | 27 | 21 | 32 | 25 |
| Voltage Constant ±10% (VDC/kRPM) | 10.9 | 14.2 | 9.8 | 12.4 | 9.7 | 12.3 |
| Torque Constant ±10% (oz-in / Amp) | 14.7 | 19.2 | 13.3 | 16.7 | 13.2 | 16.6 |
| Torque Constant ±10% (Ncm / Amp) | 10.380 | 13.558 | 9.392 | 11.793 | 9.321 | 11.722 |
| Resistance ±10% (Ohms) | 3.2 | 5.2 | 1.7 | 2.6 | 1.3 | 2.0 |
| Inductance ±10% (mH) | 4.8 | 8.2 | 4.2 | 6.6 | 3.8 | 6.0 |
| Motor Constant (oz-in / √ Watt) | 8.24 | 8.45 | 10.26 | 10.47 | 11.36 | 11.69 |
| Motor Constant (Nm / √ Watt) | 0.93 | 0.95 | 1.16 | 1.18 | 1.28 | 1.32 |
| Electrical Constant (msec) | 1.5 | 1.58 | 2.5 | 2.6 | 2.82 | 2.98 |
| Mechanical Constant (msec) | 7.93 | 7.53 | 8.34 | 8.01 | 8.12 | 7.67 |
Speed / Torque Curves
Dimensional Drawing
| Model | MAX Length |
MAX Length (with tachometer) |
A | B | C | D | E | F | G | H | I | J |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Front Shaft Diameter | Front Shaft Length | Pilot Diameter | Pilot Length (Ref) |
Mount Hole Callout (Ref) |
Mount Hole Spacing (Ref) |
Flange External Dimension (Ref) |
Rear Shaft Diameter | Rear Shaft Length | Encoder Length (max) |
|||
| DPP240 | 4.0 in | 6.1 in | 0.2500 in 0.2495 in |
1.00 in ±0.03 |
1.000 in 0.998 in |
0.10 in |
(4) 6-32 UNC-2B 0.38 in Deep Min EQ SP on 1.531 in D.B.C. |
1.083 in | 2.00 in | 0.2497 in 0.2494 in |
0.43 in ±0.030 |
0.43 in |
| DPP242 | 5.0 in | 7.1 in | ||||||||||
| DPP243 | 5.5 in | 7.6 in | 0.3750 in 0.3747 in |
|||||||||
| DPP240M | 102 mm | 155 mm | 6.00 mm 5.99 mm |
25 mm ±0.762 |
24.99 mm 24.94 mm |
2.54 mm |
(4) M4 x 0.7-6H 10 mm Deep Min EQ SP on 38.89 mm D.B.C. |
27.5 mm | 50.8 mm | 8.00 mm 7.99 mm (motor only) |
10.9 mm ±0.762 |
10.9 mm |
| DPP242M | 127 mm | 179 mm | ||||||||||
| DPP243M | 140 mm | 192 mm | 8.00 mm 7.99 mm |
6.00 mm 5.99 mm (motor-tach) |

Drive Compatibility
Please contact ElectroCraft if the drive you are searching for is not included in the charts below.
| Motor P/N | Cont Stall Current (ARMS) |
Peak Current (ARMS) |
Voltage | Drive Model | ||||
|---|---|---|---|---|---|---|---|---|
| Imperial | Metric | PRO (-CAN) | PRO (-CAT) | CPP-Universal | CPP-EZ | |||
| DPP240(T)-29V48 | DPP240M(T)-20V48 | 2.0 | 16.0 | 48 | PRO-A20V80A | PRO-A20V80A | CPP-A12V80A | |
| DPP240(T)-29V60 | DPP240M(T)-20V60 | 2.0 | 14.0 | 60 | PRO-A10V80A | PRO-A10V80A | CPP-A12V80A | |
| DPP242(T)-44V48 | DPP242M(T)-31V48 | 4.0 | 27.0 | 48 | PRO-A20V80A | PRO-A20V80A | CPP-A24V80A | |
| DPP242(T)-44V60 | DPP242M(T)-31V60 | 3.0 | 21.0 | 60 | PRO-A20V80A | PRO-A20V80A | CPP-A12V80A | |
| DPP243(T)-52V48 | DPP243M(T)-36V48 | 5.0 | 32.0 | 48 | PRO-A20V80A | PRO-A20V80A | CPP-A24V80A | |
| DPP243(T)-52V60 | DPP243M(T)-36V60 | 4.0 | 25.0 | 60 | PRO-A20V80A | PRO-A20V80A | CPP-A24V80A | |
Documents & Downloads
| Download | Description |
|---|---|
| DPP240 Data Sheet (US) | Download Data Sheet (PDF) |
ElectroCraft Rapid Delivery Program
Some versions of this product are available via ElectroCraft's Rapid Delivery Program. Lead times for these products are given in working days and stated below. Please note, these lead times may be exceeded during holiday periods or due to unforeseen circumstances. Always contact your local ElectroCraft representative for confirmation of availability.
Rapid delivery products are stocked in locations all over the World. If the product you require is not stocked in your region, you may request accelerated delivery from other areas. Please consult your local representative for more information.
Customers are responsible for all freight charges.
Rapid Delivery to:
The Americas - View Cart
| Part Number | Description | Add to Cart |
|---|---|---|
| DPP240-29V60-110-X | 2.25" frame PMDC Brush motor, 60VDC winding, 5000RPM no-load speed, 240 oz-in peak torque, 29 oz-in continuous stall torque | Buy Now |
| DPP242-44V60-110-X | 2.25" frame PMDC Brush motor, 60VDC winding, 5000RPM no-load speed, 350 oz-in peak torque, 44 oz-in continuous stall torque | Buy Now |
| DPP243-52V60-110-X | 2.25" frame PMDC Brush motor, 60VDC winding, 5000RPM no-load speed, 400 oz-in peak torque, 52 oz-in continuous stall torque | Contact Sales |