![](https://ae01.alicdn.com/kf/HTB13ocpdAxz61VjSZFrq6xeLFXaP.jpg)
TEC1-12709 40*40MM
Chip Model: tec1-12709
Overall dimensions: 40*40*3.5mm component Logarithm 127 pairs
Wire specification: lead long 300±8mm RV standard conductor single head 5mm tin plating
Internal resistance: 1.4~1.5¥ø (ambient temperature 23±1°, 1kHZ AC test)
Maximum temperature difference: 62 ° above
Working current: imax=7.1A (max voltage. 5V start 9A)
Rated Voltage: $literal (maximum voltage: 5V)
Cooling power: 86W (high cooling surface temperature will reduce cooling power)
Assembling pressure: 85n/cm2
Working environment: Temperature range -55°~83° (high ambient temperature will directly affect refrigeration efficiency)
Packaging process: Ambient standard 704 Silicone rubber seal
Packaging standards: Foam box packaging, storage conditions ambient temperature -10°~40°
Storage conditions:-40~60°
Power Requirements: Single voltage 12V, current 9A above the working power supply (series and parallel use)
Device characteristics: Red line positive, black line negative (there is literally refrigeration surface, no literal heat dissipation surface)
![](https://ae01.alicdn.com/kf/HTB1ZFcJeRKw3KVjSZFOq6yrDVXaR.jpg)
TEC1-12710 40*40
Chip: TEC1-12710
Dimension: 40 * 40 127 * 3.4 mm components logarithmic
Wire specifications: 300 + / - 5 mm long RV lead wire single head 5 mm tin plating
Internal resistance value: 1.2 ~ 1.5 ¥Ø (23 + / - 1degree, environment temperature 1 KHZ Ac test)
Maximum temperature difference: delta Tmax (Qc = 0) above 60degree.
Working current: Imax = 10 a voltage (vmax 15 starts)
Rated voltage: DC12V (Vmax: 15.5 V)
Cooling power: 92 w Qcmax
The assembly pressure: 85 n/cm2
Working conditions: temperature range and 55degree ~ 83degree (high environmental temperature will directly affect the cooling efficiency)
Encapsulation process: standard around 704 silicone rubber seal
Packing: bubble box packing, storing conditions - 10degree to 40degree ambient temperature
Storage conditions: - 40 ~ 60degree
![](https://ae01.alicdn.com/kf/HTB17x3CeUWF3KVjSZPhq6xclXXaL.jpg)
TEC1-12712 40*40
Type: TECI-12712
Couples: 127
Imax (A): 12
Umax (V):15.4
Qcmax(w) T =0: 109
Tmax (°) Qc=0: 68
Size: 40*40*3.4mm
![](https://ae01.alicdn.com/kf/HTB19EoEeUuF3KVjSZK9q6zVtXXan.jpg)
TEC1-12715 40*40
Model: TEC1-12715
Size: 40mm x 40mm x 4mm
Operates from 0~15.4V DC and 0~15A
Operates Temperature: -40 to 90
Max power consumption: 165 Watts
![](https://ae01.alicdn.com/kf/HTB1UEsLeRCw3KVjSZFuq6AAOpXam.jpg)