Filaments are an Intermediate Good. By default, they can be produced only in the Old World.
Usage[]
Intermediate Good[]
Filaments are an Intermediate good, and are used for the production of other goods. See the Production section for more information.
Trade[]
Filaments can be passively sold for 588
or purchased for 1470 per ton. They can be actively bought from Old Nate for 1470 coins. No neutral trader buys Filaments for a special price.
Production[]
Filaments are produced in a 
Filament Factory from 
Coal. All regular production chains involving Filaments are listed below.
Light Bulbs[]
Light Bulbs
-7390
-100
-200
-1200
315400
92
155
114
80
80
★ The 
Coal Mine may be replaced with two 
Charcoal Kilns
for +10 +30
-10 -400 -4 +5
Supplies:
• 320 
Engineers Residences (up to 12800 Engineers)
• or 160 
Investors Residences (up to 8000 Investors)
Land of Lions DLC[]
Telephones[]
Telephones
-9560
-5 -50 -1650
322700 100 190 148 130 130
Supplies:
• 44,4 
Scholars Residences (up to 5333 Scholars)
The High Life DLC[]
Shopping Arcades[]
Filaments are also used at Shopping Arcades in the following patents:
Toasters
Department Store Patent
Affects All Old World Residences except Scholar Residences:
• Happiness: +2 
• Income: +5%
• Consumption reduction:
-10% • 
-15%
-5350 -400 -960 -600 -10
253000 308 595 312 380 200
Banker's Lamps
Furniture Store Patent
Affects All Old World Residences except Scholar Residences:
• Happiness: +4
• Income: +11%
• Consumption reduction: -15% • -25%
-11430 -350 -1360 -1200 -40
538200 420 785 466 480 300
Alternatives[]
Filaments can be also used in the following production chains when particular items are equipped in a 
Trade Union.
Steam Carriages (Susannah the Steam Engineer)[]
 Susannah the Steam EngineerEpic | ||
|---|---|---|
| Susannah's success can be condensed down to her hybridised steam cylinders. | ||
 Equipped in Trade UnionAffects  Cab Assembly Line |
Effects Extra Goods Occasionally produces extra  Light Bulbs every 4th cycleReplaced Input Instead of  Steam Motors, the building processes  Filaments. |
Expedition Bonus Crafting: +45 |
Steam Carriages
Susannah the Steam Engineer
-18660 -5 -50 -2800
-40 -20
829600 148 305 240 220 220
★ The Coal Mine may be replaced with two Charcoal Kilns
for +10 +30 -10 -400 -4 +5
Steam Carriages supply:
• 600 Investor Residences (up to 30000 Investors)
Light Bulbs supply:
• 80 Engineer Residences (up to 3200 Engineers)
• or 40 Investor Residences (up to 2000 Investors)
Lanterns (Enbesan Bishop)[]
 Enbesan BishopRare DLC Required
Land of Lions | ||
|---|---|---|
| Breaking from the teachings of his peers on Kidusi, the bishop believes the church must move with the times. | ||
| Equipped in Trade Union Affects  Lanternsmith |
Effects Productivity: +30% Replaced Input Instead of  Ornate Candles, the building processes Light Bulbs. |
Expedition Bonus Faith:+20 |
Lanterns
Enbesan Bishop
Notice that the green and red custom productivity values illustrate the optimal production ratios between the buildings, IF you want to prevent under- or overproduction.
You can choose to actually increase productivity or you can choose a different way to obtain more of the input goods.
-4540 -100 -200 -600
-150
401400 60 95 64 40 40
40
40
★ The Coal Mine may be replaced with two Charcoal Kilns
for +10 +30 -10 -400 -4 +5
Lanterns supply:
• 144,43 Elder Residences (up to 2888 
Elders)
Items[]
The following items may mention Filaments, or share a name with an item that does.
 Science WhizzRare | ||
|---|---|---|
| The evidence suggests she's a very bright spark indeed. | ||
| Equipped in Trade Union Affects  Gramophone Factory Light Bulb Factory |
Effects Extra Goods Occasionally produces extra Filaments every 5th cycleSubstitute Workforce Instead of its usual workforce, the building employs Worker Workforce. |
Expedition Bonus Crafting: +30 |
| Susannah the Steam Engineer Epic | ||
|---|---|---|
| Susannah's success can be condensed down to her hybridised steam cylinders. | ||
| Equipped in Trade Union Affects Cab Assembly Line |
Effects Extra Goods Occasionally produces extra Light Bulbs every 4th cycleReplaced Input Instead of Steam Motors, the building processes Filaments. |
Expedition Bonus Crafting: +45 |
