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VOTOL EM85-72300S is a compact 48-72V sinewave controller with ~45A rated DC / 85A boost / 300A peak phase current, suited for 800-2000W PMSM/BLDC motors. Sits between EM80 GTSP and EM100 in VOTOL's lineup. Features flux weakening, IP65 waterproofing, LIN communication. Uses VOTOL's standard EM/SV-series Wiring A architecture: 3 flush Mini-Fit Jr headers + screw terminals. Programmable via PC. 1kg / 166×96×48mm.

In brief: 48–72V controller. 45A continuous. 85A peak. Sinewave, sensored, regen, field weakening support. From $127 across 2 sellers.

Type

VESC Based
No

Electrical

Voltage Range
48–72V
Continuous Amps
45A
Peak Amps
85A
Max Phase Amps
300A

Motor Features

Regen Support
Yes
Drive Mode
Sinewave
Sensor Mode
Sensored
Field Weakening
Yes
Self-Learning
No
Dual Motor Support
No
Controller Pairing
No

Inputs

Throttle Support
Yes
PAS Support
No

Display

Supports Display
Yes
Requires Display
No
Protocols
SiAECOSYS ONE-LIN

Power Switch

Supports Power Switch
Yes
Requires Power Switch
No
Requires Pre-charge
No

Programming

Via Display
No
Via Phone
No
Via PC
Yes

Physical

Weight
1kg
Dimensions (L×W×H)
166.0mm × 96.0mm × 48.0mm
IP Rating
IP65

Ports & Connectors

Power Input2-position Screw Terminal Block
Power
1Battery +
2Battery -
Phase Wires3-position Screw Terminal Block
Motor Phase
1Phase A
2Phase B
3Phase C
Hall Sensor/
Hall Sensor
15V Power
2None
3Ground
4Hall A
5Hall B
6Hall C
Function Harness (2×8)
Alarm / Anti-theft Harness (2×4)
Alarm Power
security
1Ground
2Alarm Power
Anti-theft Motor Lock
security
1Anti-Theft Key
2Anti-Theft Signal
3Wheel Signal
4None

Included Components

Frequently Asked Questions

Other Controllers

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