LEGO 5115 Battery Box 9 V is a vintage Service Packs set from 1991 valued at $46 for new and sealed sets, up 314% from an original retail price of $10.99. Annual appreciation has averaged 2.50% since release. On the used market, values range from $20 to $30 based on condition.

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Battery Box 9 V since June 2016. Very high accuracy
LEGO 5115 Battery Box 9 V is a Service Packs set released in 1991, containing 1 piece. It includes the Light Gray Electric 9V Battery Box 4 x 14 x 4 with red buttons and contact plate on a dark gray base (elements 2846/2847c00). Sold as a parts pack, it provided a replacement 9V power source for LEGO’s electrical system used across contemporary 9V builds, including Trains and Technic.

A new and sealed Battery Box 9 V is currently valued at around $46, with annual growth of approximately 2%, which is lower than other Service Packs sets. The average used price is $25 for those in good overall condition. New and sealed listings currently range from $41 to $60. Based on current trends, this set could be valued near $47 within the next year.

For Sale (New/Sealed)

(DE) New and Sealed service polybag $40.48
-11.1%
(US) Brand new,sealed set. $45.00
-1.1%
(NO) New in sealed polybag $62.42
+37.2%

For Sale (Used)

(US) Used - Item seems to be in good condition. Untested. $20.00
(US) Used - eBay listing for 5115 Battery Box 9 V $25.00
(US) Used - BrickLink store HitDaBrix $28.07

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Pieces 26
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5166 Lamp Holders, Tool Holder Plates

Year 1991
Pieces 18
Availability Retired
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Retail $2.49
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Growth  +91.2%
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5156 Transparent Bricks

Year 1991
Pieces 17
Availability Retired
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Availability Retired
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Year 1991
Pieces 12
Availability Retired
5045 LEGO Magnets, Magnet Holders
Retail $1.95
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Growth  +1882.6%
Annual growth 6.7%

5046 Wheels, Tyres and Spring Suspension

Year 1991
Pieces 10
Availability Retired
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Year 1991
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Availability Retired
5271 LEGO Tyres and Hubs 49.6 mm White
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5114 Motor 9 V

Year 1991
Pieces 1
Availability Retired
5114 LEGO Motor 9 V
Retail $15.99
Value $23.96
Growth  +49.8%
Annual growth 1.2%