28JX20K

Product features and indications:

1. A planetary gear reducer with a diameter of 28mm, capable of handling a load of 20kg·cm.
2. The brushless DC motor is configured to operate in both forward and reverse directions with adjustable speed.

3. Suitable for applications requiring minimal maintenance and low electromagnetic interference.

Model	Rated voltage				No-load speed					No-load current						Rated speed						Rated torque					Output power						Peak torque
W2838-2430	24				3000					100						2100						70					1.5						200
W2838-2440	24				4000					100						2800						80					2.3						200
Model: 28JX20K G6D/2838-2430
Reduction ratio						3.7		5.2		14		19		27			51			71		100		139		189		264		369			516		720
Number of stages						1		1		2		2		2			3			3		3		3		4		4		4			4		4
Reducer length				mm		31.5		31.5		40.0		40.0		40.0			48.5			48.5		48.5		48.5		57.5		57.5		57.5			57.5		57.5
No-load speed				r/min		809		579		214		158		111			59			42		30		22		16		11		8.1			5.8		4.2
Rated speed				r/min		566		405		150		111		78			41			30		21		15		11		8.0		5.7			4.4		3.5
Rated torque				kg.cm		0.2		0.3		0.8		1.1		1.5			2.6			3.6		5.1		7.1		8.7		12		17			20		20
Maximum instantaneous load				kg.cm		6		6		12		12		12			30			30		30		30		60		60		60			60		60
Model: 28JX20K G6D/2838-2440
Reduction ratio						3.7		5.2		14		19		27			51			71		100		139		189		264		369			516		720
Number of stages						1		1		2		2		2			3			3		3		3		4		4		4			4		4
Reducer length				mm		31.5		31.5		40.0		40.0		40.0			48.5			48.5		48.5		48.5		57.5		57.5		57.5			57.5		57.5
No-load speed				r/min		1078		772		286		211		148			78			56		40		29		21		15		11			7.8		5.6
Rated speed				r/min		755		541		200		147		104			55			39		28		20		15		11		7.6			6.2		4.6
Rated torque				kg.cm		0.3		0.4		0.9		1.2		1.7			3.0			4.1		5.8		8.1		10		14		19			20		20
Maximum instantaneous load				kg.cm		6		6		12		12		12			30			30		30		30		60		60		60			60		60