GF555 DC Gearmotors - Flat

GF555 Series

The GF-DC555 pairs a DC555 motor with the flat GF gearbox. Its listed gearbox ratios begin at 127:1, and the output shaft diameter is 9.5 mm.

Product Highlights

Motor voltages: 12 V, 24 V
Listed gear ratios: 127–5078:1
Gearbox body: 119 × 70 × 25 mm
Output shaft diameter: 9.5 mm

Customization Available

Custom output shaft dimensions and features
Motor voltage and winding options
Gear ratios
Mounting and mechanical integration

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Product Specifications

Model	GF555-123000-127K	GF555-123000-251K	GF555-123000-389K	GF555-123000-590K	GF555-123000-722K	GF555-123000-897K	GF555-123000-1269K	GF555-123000-1601K	GF555-123000-1929K	GF555-123000-3385K	GF555-123000-5078K	GF555-124500-127K	GF555-124500-251K	GF555-124500-389K	GF555-124500-590K	GF555-124500-722K	GF555-124500-897K	GF555-124500-1269K	GF555-124500-1601K	GF555-124500-1929K	GF555-124500-3385K	GF555-124500-5078K	GF555-126000-127K	GF555-126000-251K	GF555-126000-389K	GF555-126000-590K	GF555-126000-722K	GF555-126000-897K	GF555-126000-1269K	GF555-126000-1601K	GF555-126000-1929K	GF555-126000-3385K	GF555-126000-5078K	GF555-243000-127K	GF555-243000-251K	GF555-243000-389K	GF555-243000-590K	GF555-243000-722K	GF555-243000-897K	GF555-243000-1269K	GF555-243000-1601K	GF555-243000-1929K	GF555-243000-3385K	GF555-243000-5078K	GF555-244500-127K	GF555-244500-251K	GF555-244500-389K	GF555-244500-590K	GF555-244500-722K	GF555-244500-897K	GF555-244500-1269K	GF555-244500-1601K	GF555-244500-1929K	GF555-244500-3385K	GF555-244500-5078K	GF555-246000-127K	GF555-246000-251K	GF555-246000-389K	GF555-246000-590K	GF555-246000-722K	GF555-246000-897K	GF555-246000-1269K	GF555-246000-1601K	GF555-246000-1929K	GF555-246000-3385K	GF555-246000-5078K
Gearbox Type	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat	Spur Gearbox - Flat
Series Model	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555	GF555
Combination Display Model	GF555-123000-127K	GF555-123000-251K	GF555-123000-389K	GF555-123000-590K	GF555-123000-722K	GF555-123000-897K	GF555-123000-1269K	GF555-123000-1601K	GF555-123000-1929K	GF555-123000-3385K	GF555-123000-5078K	GF555-124500-127K	GF555-124500-251K	GF555-124500-389K	GF555-124500-590K	GF555-124500-722K	GF555-124500-897K	GF555-124500-1269K	GF555-124500-1601K	GF555-124500-1929K	GF555-124500-3385K	GF555-124500-5078K	GF555-126000-127K	GF555-126000-251K	GF555-126000-389K	GF555-126000-590K	GF555-126000-722K	GF555-126000-897K	GF555-126000-1269K	GF555-126000-1601K	GF555-126000-1929K	GF555-126000-3385K	GF555-126000-5078K	GF555-243000-127K	GF555-243000-251K	GF555-243000-389K	GF555-243000-590K	GF555-243000-722K	GF555-243000-897K	GF555-243000-1269K	GF555-243000-1601K	GF555-243000-1929K	GF555-243000-3385K	GF555-243000-5078K	GF555-244500-127K	GF555-244500-251K	GF555-244500-389K	GF555-244500-590K	GF555-244500-722K	GF555-244500-897K	GF555-244500-1269K	GF555-244500-1601K	GF555-244500-1929K	GF555-244500-3385K	GF555-244500-5078K	GF555-246000-127K	GF555-246000-251K	GF555-246000-389K	GF555-246000-590K	GF555-246000-722K	GF555-246000-897K	GF555-246000-1269K	GF555-246000-1601K	GF555-246000-1929K	GF555-246000-3385K	GF555-246000-5078K
Theoretical Assembly Net Weight (kg)	0.85	0.874	0.874	0.874	0.874	0.874	0.898	0.898	0.898	0.918	0.918	0.85	0.874	0.874	0.874	0.874	0.874	0.898	0.898	0.898	0.918	0.918	0.85	0.874	0.874	0.874	0.874	0.874	0.898	0.898	0.898	0.918	0.918	0.85	0.874	0.874	0.874	0.874	0.874	0.898	0.898	0.898	0.918	0.918	0.85	0.874	0.874	0.874	0.874	0.874	0.898	0.898	0.898	0.918	0.918	0.85	0.874	0.874	0.874	0.874	0.874	0.898	0.898	0.898	0.918	0.918
Gearbox Weight (kg)	0.62	0.644	0.644	0.644	0.644	0.644	0.668	0.668	0.668	0.688	0.688	0.62	0.644	0.644	0.644	0.644	0.644	0.668	0.668	0.668	0.688	0.688	0.62	0.644	0.644	0.644	0.644	0.644	0.668	0.668	0.668	0.688	0.688	0.62	0.644	0.644	0.644	0.644	0.644	0.668	0.668	0.668	0.688	0.688	0.62	0.644	0.644	0.644	0.644	0.644	0.668	0.668	0.668	0.688	0.688	0.62	0.644	0.644	0.644	0.644	0.644	0.668	0.668	0.668	0.688	0.688
Measured Assembly Net Weight (kg)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Rated Voltage (V)	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	12	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24	24
No Load Speed (rpm)	24	12	8	5	4	3	2	2	2	1	1	35	18	12	8	6	5	4	3	2	1	1	47	24	15	10	8	7	5	4	3	2	1	24	12	8	5	4	3	2	2	2	1	1	35	18	12	8	6	5	4	3	2	1	1	47	24	15	10	8	7	5	4	3	2	1
Motor Rated-Point Output Speed (Reference) (rpm)	20.47	10.36	6.68	4.41	3.60	2.90	2.05	1.62	1.35	0.77	0.51	30.94	15.65	10.10	6.66	5.44	4.38	3.10	2.45	2.04	1.16	0.77	41.29	20.89	13.48	8.89	7.26	5.85	4.13	3.28	2.72	1.55	1.03	20.97	10.61	6.85	4.51	3.69	2.97	2.10	1.66	1.38	0.79	0.52	31.34	15.86	10.23	6.75	5.51	4.44	3.14	2.49	2.06	1.18	0.78	41.73	21.12	13.62	8.98	7.34	5.91	4.18	3.31	2.75	1.57	1.04
No Load Current (mA)	180	180	180	180	180	180	180	180	180	180	180	280	280	280	280	280	280	280	280	280	280	280	420	420	420	420	420	420	420	420	420	420	420	100	100	100	100	100	100	100	100	100	100	100	140	140	140	140	140	140	140	140	140	140	140	250	250	250	250	250	250	250	250	250	250	250
Rated Current (mA)	600	600	600	600	600	600	600	600	600	600	600	840	840	840	840	840	840	840	840	840	840	840	1340	1340	1340	1340	1340	1340	1340	1340	1340	1340	1340	240	240	240	240	240	240	240	240	240	240	240	440	440	440	440	440	440	440	440	440	440	440	730	730	730	730	730	730	730	730	730	730	730
Stall Current (mA)	3100	3100	3100	3100	3100	3100	3100	3100	3100	3100	3100	5920	5920	5920	5920	5920	5920	5920	5920	5920	5920	5920	9310	9310	9310	9310	9310	9310	9310	9310	9310	9310	9310	1930	1930	1930	1930	1930	1930	1930	1930	1930	1930	1930	3340	3340	3340	3340	3340	3340	3340	3340	3340	3340	3340	5450	5450	5450	5450	5450	5450	5450	5450	5450	5450	5450
Motor Rated-Point Output Torque (Reference) (mN·m)	1627.42	2863.92	4438.50	6731.92	8238.05	10234.80	13142.78	16581.24	19978.27	31492.58	47243.52	1663.79	2927.92	4537.69	6882.36	8422.14	10463.51	13436.48	16951.77	20424.71	32196.33	48299.24	1954.73	3439.90	5331.16	8085.83	9894.86	12293.20	15786.02	19916.02	23996.25	37826.28	56745.01	1436.50	2527.93	3917.79	5942.14	7271.57	9034.07	11600.89	14635.96	17634.45	27797.92	41700.99	1727.43	3039.91	4711.26	7145.62	8744.30	10863.76	13950.44	17600.20	21205.99	33427.88	50146.76	2218.39	3903.89	6050.25	9176.47	11229.52	13951.35	17915.30	22602.36	27232.95	42928.43	64398.99
Theoretical Stall Output Torque (Reference) (mN·m)	15001.38	26399.26	40913.59	62054.03	75937.30	94343.16	121148.56	152843.85	184157.27	290294.74	435484.99	13701.26	24111.32	37367.74	56676.01	69356.07	86166.75	110649.02	139597.38	168196.97	265135.86	397742.95	15655.99	27551.22	42698.91	64761.84	79250.93	98459.95	126435.04	159513.40	192193.22	302962.14	454487.97	13364.87	23519.34	36450.29	55284.50	67653.23	84051.18	107932.35	136169.97	164067.38	258626.22	387977.53	15574.16	27407.23	42475.74	64423.37	78836.73	97945.35	125774.23	158679.70	191188.73	301378.72	452112.59	18774.45	33039.07	51203.98	77661.56	95036.69	118071.89	151619.26	191286.39	230475.61	363308.26	545016.06
Motor Rated-Point Output Power (Reference) (W)	3.489	3.107	3.107	3.107	3.107	3.107	2.820	2.820	2.820	2.533	2.533	5.390	4.799	4.799	4.799	4.799	4.799	4.356	4.356	4.356	3.913	3.913	8.452	7.526	7.526	7.526	7.526	7.526	6.831	6.831	6.831	6.137	6.137	3.154	2.809	2.809	2.809	2.809	2.809	2.549	2.549	2.549	2.290	2.290	5.669	5.048	5.048	5.048	5.048	5.048	4.582	4.582	4.582	4.116	4.116	9.695	8.632	8.632	8.632	8.632	8.632	7.836	7.836	7.836	7.039	7.039
Estimated Combination Efficiency (%)	52.56	46.80	46.80	46.80	46.80	46.80	42.48	42.48	42.48	38.16	38.16	52.56	46.80	46.80	46.80	46.80	46.80	42.48	42.48	42.48	38.16	38.16	52.56	46.80	46.80	46.80	46.80	46.80	42.48	42.48	42.48	38.16	38.16	52.56	46.80	46.80	46.80	46.80	46.80	42.48	42.48	42.48	38.16	38.16	52.56	46.80	46.80	46.80	46.80	46.80	42.48	42.48	42.48	38.16	38.16	52.56	46.80	46.80	46.80	46.80	46.80	42.48	42.48	42.48	38.16	38.16
Measured Assembly Efficiency (%)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Direction Of Rotation	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW	CW/CCW
Motor Diameter (mm)	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36	36
Gearbox Width (mm)	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70	70
Gearbox Height (mm)	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25
Gearbox Length (mm)	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119	119
Component Body Length Sum (Reference) (mm)	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176	176
Assembly Axial Length (Drawing / Measured) (mm)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Output Shaft Diameter (mm)	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5	9.5
Gear Ratio (:1)	127	251	389	590	722	897	1269	1601	1929	3385	5078	127	251	389	590	722	897	1269	1601	1929	3385	5078	127	251	389	590	722	897	1269	1601	1929	3385	5078	127	251	389	590	722	897	1269	1601	1929	3385	5078	127	251	389	590	722	897	1269	1601	1929	3385	5078	127	251	389	590	722	897	1269	1601	1929	3385	5078
Number Of Gear Stages	3	4	4	4	4	4	5	5	5	6	6	3	4	4	4	4	4	5	5	5	6	6	3	4	4	4	4	4	5	5	5	6	6	3	4	4	4	4	4	5	5	5	6	6	3	4	4	4	4	4	5	5	5	6	6	3	4	4	4	4	4	5	5	5	6	6
Max Continuous Torque (mN·m)	2942.00	2942.00	4903.33	4903.33	4903.33	4903.33	7845.32	7845.32	7845.32	9806.65	9806.65	2942.00	2942.00	4903.33	4903.33	4903.33	4903.33	7845.32	7845.32	7845.32	9806.65	9806.65	2942.00	2942.00	4903.33	4903.33	4903.33	4903.33	7845.32	7845.32	7845.32	9806.65	9806.65	2942.00	2942.00	4903.33	4903.33	4903.33	4903.33	7845.32	7845.32	7845.32	9806.65	9806.65	2942.00	2942.00	4903.33	4903.33	4903.33	4903.33	7845.32	7845.32	7845.32	9806.65	9806.65	2942.00	2942.00	4903.33	4903.33	4903.33	4903.33	7845.32	7845.32	7845.32	9806.65	9806.65
Motor Torque at Gearbox Continuous Limit (Reference) (mN·m)	31.73	18.03	19.39	12.79	10.45	8.41	10.48	8.31	6.89	5.47	3.64	31.73	18.03	19.39	12.79	10.45	8.41	10.48	8.31	6.89	5.47	3.64	31.73	18.03	19.39	12.79	10.45	8.41	10.48	8.31	6.89	5.47	3.64	31.73	18.03	19.39	12.79	10.45	8.41	10.48	8.31	6.89	5.47	3.64	31.73	18.03	19.39	12.79	10.45	8.41	10.48	8.31	6.89	5.47	3.64	31.73	18.03	19.39	12.79	10.45	8.41	10.48	8.31	6.89	5.47	3.64
Gearbox Allowable Intermittent Torque (mN·m)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Gearbox Breaking Torque (Destructive Limit) (mN·m)	8825.99	8825.99	14709.98	14709.98	14709.98	14709.98	23535.96	23535.96	23535.96	29419.95	29419.95	8825.99	8825.99	14709.98	14709.98	14709.98	14709.98	23535.96	23535.96	23535.96	29419.95	29419.95	8825.99	8825.99	14709.98	14709.98	14709.98	14709.98	23535.96	23535.96	23535.96	29419.95	29419.95	8825.99	8825.99	14709.98	14709.98	14709.98	14709.98	23535.96	23535.96	23535.96	29419.95	29419.95	8825.99	8825.99	14709.98	14709.98	14709.98	14709.98	23535.96	23535.96	23535.96	29419.95	29419.95	8825.99	8825.99	14709.98	14709.98	14709.98	14709.98	23535.96	23535.96	23535.96	29419.95	29419.95
Backlash (°)	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3
Component Temperature Intersection (Reference) (°C)	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65
Working Lifespan (hours)	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600	600
Noise Level @ 30cm (dB)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—