LEGO 101 4.5V Battery Case is a vintage Trains set from 1966 valued at $41 for new and sealed sets, up 1634% from an original retail price of $2.35. Annual appreciation has averaged 4.87% since release. Used copies are valued between $13 and $16 depending on condition.

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set 4.5V Battery Case since June 1966. Medium accuracy
LEGO 101-3 4.5V Battery Case is a Trains 4.5V accessory set released in 1966, containing 1 piece. It consists of the blue Electric 4.5V Battery Box 6 x 11 x 3 (Type I) designed for 1-prong connectors. The unit served as the external power source for battery-powered 4.5V LEGO trains and related accessories in the early Trains system. The housing measures 6 x 11 x 3 studs and reflects the first-generation 4.5V electrical standard.

A new and sealed 4.5V Battery Case is currently valued at around $41, with annual growth of approximately 5%. The average used price is $14 for those in good overall condition. Based on current trends, this set could be valued near $43 within the next year.
It has been a few months since we last saw 101-3 4.5V Battery Case available in either primary or secondary markets. Its true value may be slightly higher than our current estimate. The last brand new 4.5V Battery Case was sold on eBay.

For Sale (New/Sealed)

There are currently no new/sealed listings available for 101-3 4.5V Battery Case at this time.

For Sale (Used)

(UK) Used - 100% COMPLETE with BOX. This set never had instructions. Battery box TESTED, W... $12.10
(US) Used - eBay listing for 101-3 4.5V Battery Case $12.10
(UK) Used - 100% COMPLETE with BOX. This set never had instructions. Battery box TESTED, W... $12.22
(UK) Used - Untested, complete with boxes and two wires. $15.88
(IT) Used - complete with box. not tested but in very nice conditions, clean electrical co... $17.21

Sets in Trains / 4.5V

113-2 Motorized Train Set

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 402
Availability Retired
113-2 LEGO Motorized Train Set
Retail $16.99
Value $3,736.12
Growth  +21890.1%
Annual growth 9.4%

115-2 Starter Train Set with Motor

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 139
Availability Retired
115-2 LEGO Starter Train Set with Motor
Retail $22.00

111-2 Starter Train Set without Motor

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 123
Availability Retired
111-2 LEGO Starter Train Set without Motor
Retail $6.95
Value $195.39
Growth  +2711.4%
Annual growth 6.5%

114-2 Small Train Set

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 88
Availability Retired
114-2 LEGO Small Train Set
Retail $4.25
Value $508.35
Growth  +11861.2%
Annual growth 8.3%

112-2 Locomotive with Motor

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 76
Availability Retired
112-2 LEGO Trains Locomotive with Motor
Retail $7.25
Value $697.99
Growth  +9527.4%
Annual growth 7.9%

150 Straight Track

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 28
Availability Retired
150 LEGO Trains Straight Track
Retail $1.50
Value $24.79
Growth  +1552.7%
Annual growth 5.0%

151 Curved Track

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 28
Availability Retired
151 LEGO Trains Curved Track
Retail $1.50
Value $24.36
Growth  +1524.0%
Annual growth 10.9%

152 Two Train Wagons

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 28
Availability Retired
152 LEGO Two Train Wagons
Retail $2.10
Value $31.30
Growth  +1390.5%
Annual growth 4.6%

153 Large Train Wagon

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 18
Availability Retired
153 LEGO Large Train Wagon
Retail $2.10
Value $79.00
Growth  +3661.9%
Annual growth 6.8%

100 4.5V Motor with Wheels Small

Theme / Subtheme Trains / 4.5V
Year 1966
Pieces 16
Availability Retired
100 LEGO Trains 4.5V Motor with Wheels Small
Retail $5.99
Value $188.19
Growth  +3041.7%
Annual growth 5.9%

100-2 4.5V Motor with Wheels Large

Theme / Subtheme Trains / 4.5V
Year 1966
Availability Retired
100-2 LEGO Trains 4.5V Motor with Wheels Large
Retail $6.50
Value $189.00
Growth  +2807.7%
Annual growth 5.9%