Gigajoules to Milliwatts (GJ → mW)

1,000,000,000,000

1.0000 GJ = 1,000,000,000,000 mW

Formula

1 GJ = 1000000000000 mW
MilliwattsGigajoules (Swap Units)

Conversion Table

GJmW
00
1.00001,000,000,000,000
2.00002,000,000,000,000
3.00003,000,000,000,000
4.00004,000,000,000,000
5.00005,000,000,000,000
6.00006,000,000,000,000
7.00007,000,000,000,000
8.00008,000,000,000,000
9.00009,000,000,000,000
10.00010,000,000,000,000
11.00011,000,000,000,000
12.00012,000,000,000,000
13.00013,000,000,000,000
14.00014,000,000,000,000
15.00015,000,000,000,000
16.00016,000,000,000,000
17.00017,000,000,000,000
18.00018,000,000,000,000
19.00019,000,000,000,000
GJmW
20.00020,000,000,000,000
21.00021,000,000,000,000
22.00022,000,000,000,000
23.00023,000,000,000,000
24.00024,000,000,000,000
25.00025,000,000,000,000
26.00026,000,000,000,000
27.00027,000,000,000,000
28.00028,000,000,000,000
29.00029,000,000,000,000
30.00030,000,000,000,000
31.00031,000,000,000,000
32.00032,000,000,000,000
33.00033,000,000,000,000
34.00034,000,000,000,000
35.00035,000,000,000,000
36.00036,000,000,000,000
37.00037,000,000,000,000
38.00038,000,000,000,000
39.00039,000,000,000,000
GJmW
40.00040,000,000,000,000
41.00041,000,000,000,000
42.00042,000,000,000,000
43.00043,000,000,000,000
44.00044,000,000,000,000
45.00045,000,000,000,000
46.00046,000,000,000,000
47.00047,000,000,000,000
48.00048,000,000,000,000
49.00049,000,000,000,000
50.00050,000,000,000,000
51.00051,000,000,000,000
52.00052,000,000,000,000
53.00053,000,000,000,000
54.00054,000,000,000,000
55.00055,000,000,000,000
56.00056,000,000,000,000
57.00057,000,000,000,000
58.00058,000,000,000,000
59.00059,000,000,000,000
GJmW
60.00060,000,000,000,000
61.00061,000,000,000,000
62.00062,000,000,000,000
63.00063,000,000,000,000
64.00064,000,000,000,000
65.00065,000,000,000,000
66.00066,000,000,000,000
67.00067,000,000,000,000
68.00068,000,000,000,000
69.00069,000,000,000,000
70.00070,000,000,000,000
71.00071,000,000,000,000
72.00072,000,000,000,000
73.00073,000,000,000,000
74.00074,000,000,000,000
75.00075,000,000,000,000
76.00076,000,000,000,000
77.00077,000,000,000,000
78.00078,000,000,000,000
79.00079,000,000,000,000

Gigajoules to Milliwatts Conversion

Converting Gigajoules (GJ) to Milliwatts (mW) is a common energy and power conversion. 1 GJ equals 1,000,000,000,000 mW. For example, 100 GJ is equal to 100,000,000,000,000 mW.

Quick Mental Math: Gigajoules to Milliwatts

If 1 gigajoule is released in 1 second, it is about 1000000000000 milliwatts.

Why is converting Gigajoules to Milliwatts tricky?

gigajoules to milliwatts mixes energy with power, so the missing time step is the trap: the same energy gives different power over 1 second and 1 hour.

Quick Reference Values

1 GJ = 1,000,000,000,000 mW. 5 GJ = 5,000,000,000,000 mW. 10 GJ = 10,000,000,000,000 mW. 25 GJ = 25,000,000,000,000 mW. 50 GJ = 50,000,000,000,000 mW. 100 GJ = 100,000,000,000,000 mW.

What is Gigajoules?

Gigajoules (GJ) is a unit of energy and power. The gigajoule is a unit of energy equal to one billion joules (10⁹ J). One joule is the energy transferred when applying one newton of force over one meter, so a gigajoule represents a large energy quantity used in industrial and scientific applications [bipm-si-brochure]. The joule was defined in the 19th century and named after James Prescott Joule. The prefix 'giga-' was adopted internationally as part of SI prefixes in 1960 by the CGPM to denote a factor of 10⁹, formalizing the gigajoule as an SI derived unit [cgpm-resolutions]. Gigajoules are widely used in energy industries such as natural gas and electricity production, especially in Canada and Australia. They appear in energy statistics and engineering calculations per standards from BIPM and NIST [bipm-si-brochure][nist-sp-811].

What is Milliwatts?

Milliwatts (mW) is a unit of energy and power. The milliwatt is a unit of power equal to one-thousandth of a watt, or 0.001 watts. It measures the rate of energy transfer or conversion and is derived directly from the SI base unit watt, which equals one joule per second. Milliwatts are frequently used in electronics and telecommunications to measure low power outputs [bipm-si-brochure]. The watt was named after James Watt and standardized in the late 19th century during the development of the SI system. The milliwatt emerged as a convenient subdivision for low-power electronic devices and instrumentation [bipm-si-brochure]. Milliwatts are standard in electronics, laser devices, and radio communications worldwide. Regulatory agencies and manufacturers specify power levels of small devices, such as laser pointers and Bluetooth transmitters, using milliwatts [nist-si-guide].

Common Misspellings

People often search for this conversion using these alternate spellings: giga joules, giga-joules, giga joule, gigajoule, milliwatt, milwatt, milliwat, milwatts. All of these refer to the Gigajoules to Milliwatts conversion.

Common Conversions