| code number | description | cost (+VAT) | |
| E100 | Bulb, MES, 1.5V | each | 0.10 |
| E101 | Bulb, MES, 2.5V | each | 0.10 |
| E103 | Bulb, MES, 6V | each | 0.10 |
E100/101/103 |
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| E104 | Flashing bulb, MES, 2.5V | each | 0.25 |
E104 |
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| E110 | Bulb-holder, MES. | each | 0.25 |
 E110 |
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| E111 | Bulb-holder, MES, with solder tags | each | 0.15 |
E111 |
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| E115 | Battery, 1.5V. 'AA' (R6B) | each | 0.20 |
| E116 | Battery, 1.5V. 'C' (R14B) | each | 0.40 |
| E117 | Battery, 1.5V. 'D' | each | 0.60 |
| E120 | Battery holder, holds one 'AA' battery, solder tag terminals | each | 0.10 |
E120 |
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| E128 | Battery holder, holds one 'AA' battery, wire lead at each end | each | 0.12 |
E128 |
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| E121 | Battery holder, holds two 'AA' batteries, takes E130 connector | each | 0.20 |
 E121 |
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| E122 | Battery holder, holds four 'AA' batteries, takes E130 connector | each | 0.25 |
E122 |
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| E127 | Battery holder, holds one 'C' battery, solder tag terminals | each | 0.20 |
 E127 |
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| E123 | Battery holder, holds two 'C' batteries, takes E130 connector | each | 0.25 |
 E123 |
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| E124 | Battery holder, holds four 'C' batteries, takes E130 connector | each | 0.30 |
 E124 |
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| E125 | Battery holder, holds one 'D' battery, solder tag terminals | each | 0.25 |
 E125 |
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| E126 | Battery holder, holds two 'D' batteries, takes E130 connector | each | 0.25 |
 E126 |
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| E130 | Battery holder connector, PP3 type | each | 0.08 |
 E130 |
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| E131 | Crocodile clip, standard type with screw connection | each | 0.20 |
E131 |
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| E132 | Crocodile clip leads, assorted colours | pk.of 10 | 2.20 |
E132 |
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| E140 | Wire, PVC insulated, 1/0.6mm, 100metres, red | each | 3.50 |
| E141 | Wire, PVC insulated, 1/0.6mm, 100metres, black | each | 3.50 |
E140 |
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| E150 | Buzzer, 3V. (but will work with 1.5V) | each | 0.75 |
E150 |
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| E162 | Motor, 1.5V-4.5V, 24mm dia.. 10mm shaft | each | 0.50 |
 E162 |
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| E163 | Motor bracket for E162 or E165, with self adhesive pad | each | 0.30 |
E163 |
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| E165 | Motor, 1.5V-3V, better than E162 when used with solar cells | each | 1.70 |
E165 |
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| E170 | Switch, toggle, screw connections under screw-down cover | each | 0.50 |
E170 |
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| E171 | Switch, toggle, small | each | 0.40 |
 E171 |
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| E172 | Switch, 'bell push type', push-to-make, screw connections | each | 0.50 |
| E174 | Switch, slide, centre off, can be wired to reverse a motor | each | 0.30 |
 E174 |
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| E175 | Microswitch, push-to-make, with large terminals | each | 0.10 |
E175 |
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| E176 | Reed switch (I will solder wires on at no charge if requested) | each | 0.15 |
 E176 |
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| E177 | Toggle switch, large, 2 solder tag terminals | each | 0.40 |
E177 |
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| E178 | Rocker switch | each | 0.50 |
E178 |
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| E179 | Switch, push on/push off, latched, screw connections | each | 0.70 |
 E179 |
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| E181 | Solar cell, 800mA or 1000mA, 95x65mm | each | 3.60 |
E181 |
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| E200 | LEDs, light emitting diodes, red, yellow or green | pk. of 10 | 1.00 |
 E200
(state colour(s) when ordering)These can be run directly from 3Vd.c. (e.g. x2 AA batteries). Do not connect to higher voltage without a protective resistor) |
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| E210 | Panel meter, (VU type, 50microAmps) | each | 2.55 |
 E210
(dimensions: 4cm x 4cm x 2cm) |
| How to Make....... |