X3 Ultra Battery Selection

X3 Ultra Inverter Information

The X3 Ultra has two separate battery ports for two strings of batteries, here's some data on the inverter's battery port.

Table 1 Battery Port Data

Inverter Type	X3-ULT-15K/19.9K/20K/25K/30K
Battery voltage range [V]	180*-800
Max. charge / Discharge current [A]	30 × 2

*The voltage range of the battery port will be reduced shortly.

Compatibility

The X3 Ultra is available with the following 4 types of batteries. More types of batteries are being adapted, please stay tuned.

Figure 1 Batteries for X3 Ultra

Table 2 Battery Comparison

Battery Type	Each Port	Battery Heating	Battery Extend	Advantages	Notes
HS25/36	4~13	Yes	TCBOX-70 （Supports 3 strings）	Attractive Design Easy installation, plug and play Large capacity for system expansion. Large charge and discharge current, which can accelerate the charging speed.	The maximum quantity of one tower is 8pcs. If the number of HS batteries on one terminal ≥ 9pcs, a Series Box is required. The battery heating function is under development.
HR25/36	4~13	No	TCBOX-70 （Supports 3 strings）	Industrial Style Design Easy installation Large capacity for system expansion.
T58	2~4	No	BMS Parallel Box G2 （Supports 2 strings）	Large single battery capacity
T30	2~4	Yes	BMS Parallel Box G2 （Supports 2 strings）	Modular stacking design, easy installation	The battery heating function for BMS Parallel Box II G2 with T30 is under development.

Single and Dual Battery Port Solution

Battery Solution

HS(HR)25/36 1 in 1 Solution

Figure 2 X3 Ultra+One BAT port

Figure 3 X3 Ultra+two BAT port

Table 3 Basic Data for 1 in 1 Solution

	T-BAT-SYS-HV-S2.5	T-BAT-SYS-HV-S3.6
Adaptable Quantity	(4-13) × 2 pcs	(4-13) × 2 pcs
Total Capacity[kWh]	(10.2-33.2) × 2	(14.7-47.9) × 2
Max. charge / discharge current [A]	30 × 2	30 × 2
Nominal voltage [V]	204.8-665.6	204.8-665.6
Power [kW]	(6.1-19.9) × 2	(6.1-19.9) × 2

2. HS2.5/3.6 2 in 1 Solution

The X3 ultra supports paralleling two battery ports together via a 2-in-1 paralleling cable, which allows the battery to pass a higher current, allowing the battery to be charged and discharged to its full matching power.

Figure 4 X3 Ultra + 2-in-1 cable+HS 2.5/3.6

Table 4 Basic Data for HS25/36 2 in 1 Solution

	T-BAT-SYS-HV-S2.5	T-BAT-SYS-HV-S3.6
Adaptable Quantity	4-13 pcs	4-13 pcs
Total Capacity[kWh]	10-33.2	14.7-47.9
Max. charge / discharge current [A]	45A	50A
Nominal voltage [V]	204.8-665.6	204.8-665.6
Power [kW]	9.2-29.9	10.2-33.2

3. T58 1 in 1 Solution

Ultra+一串T58

Figure 5 X3 Ultra + One BAT port

Figure 6 X3 Ultra + Two BAT port

Table 5 Basic Data for T58 Separate BAT Solution

	T-BAT H 5.8
Adaptable Quantity	(2-4) × 2 pcs
Total Capacity[kWh]	(11.5-23) × 2
Max. charge / discharge current [A]	30 × 2
Nominal voltage [V]	230.4-460.8
Power [kW]	(6.9-13.8) × 2

4. T30 1 in 1 Solution

Figure 7 X3 Ultra + One BAT port

Figure 8 X3 Ultra + Two BAT port

Table 6 Basic Data for T30 Normal Solution

	T-BAT H 3.0
Adaptable Quantity	(2-4) × 2 pcs
Total Capacity[kWh]	(6.1-12.3kWh) × 2
Max. charge / discharge current [A]	30 × 2
Nominal voltage [V]	204.8 -409.6
Power [kW]	（6.1-12.3）× 2

Battery Extend

X3 Ultra can realize battery extend by various accessories adaptable with different batteries, such as TCBOX-70 and BMS Parallel Box G2. And please note that the number of batteries in both strings needs to be the same.

HS(HR)2.5/3.6 TC-Box-70 Solution

Figure 9 X3 Ultra + TC-Box-70+HS 2.5/3.6

Table 7 Basic Data for HS2.5/3.6 TC-Box-70 Solution

	T-BAT-SYS-HV-S2.5	T-BAT-SYS-HV-S3.6
Adaptable Quantity	(4-13) × 6 pcs	(4-13) × 6 pcs
Total Capacity[kWh]	(10-32.5) × 6	(14.7-47.9) × 6
Max. charge / discharge current [A]	30 × 2	30 × 2
Nominal voltage [V]	204.8-665.6	204.8-665.6
Power [kW]	(6.1-19.9) × 2	(6.1-19.9) × 2

2. T58 BMS Parallel Box II G2 Solution

Figure 7 X3 Ultra + BMS Parallel Box II G2 +T58

Table 8 Basic Data for T58 BMS Parallel Box G2 Solution

	T-BAT H 5.8
Adaptable Quantity	（4 or 6 or 8）× 2 pcs
Total Capacity[kWh]	(23 or 34.6 or 46.1) × 2
Max. charge / discharge current [A]	30× 2
Nominal voltage [V]	230.4 or 345.6 or 460.8
Power [kW]	(6.9 or 10.4 or 13.8)× 2

3. T30 BMS Parallel Box II G2 Solution

Figure 11 T30+BMS Parallel Box II G2

Table 9 Basic Data for T30 BMS Parallel Box II G2 Solution

	T-BAT H 3.0
Adaptable Quantity	(4 or 6 or 8) × 2 pcs
Total Capacity[kWh]	(12.3-24.6) × 2[kWh]
Max. charge / discharge current [A]	30 × 2
Nominal voltage [V]	204.8 -409.6
Power [kW]	（6.1-12.2）× 2

System and Battery extend

External Parallel(Up to 3pcs)

The X3-Ultra supports 3pcs internal switching parallel. Here is the data for each type of battery with their compatible parallel box.

Table 10 Data for external parallel solution

Battery Type	HS(HR)25/36	T58	T30
Accessories	TCBOX-70	BMS Parallel Box G2	BMS Parallel Box G2
Quantity	6×13×3pcs	4×4×3pcs	4×4×3pcs
Capacity[kWh]	585/862.2	276k	147.6

2. External Parallel Solution(Up to 5pcs)

The X3-Ultra supports 5 pcs external switching parallel, and when extending the number of batteries in both strings needs to be the same.

①HS(HR)25/36

Figure 12 X3 Ultra + EPS Parallel Box G2.1-150K(adaptable with X3 Ultra)+ HS25/36

Table 11 Basic Data for External Switching Parallel Solution

	T-BAT-SYS-HV-S2.5	T-BAT-SYS-HV-S3.6
Adaptable Quantity	(4-13) × 6 × 5 pcs	(4-13) × 6 × 5 pcs
Total Capacity[kWh]	(10-33.2) × 6 × 5	(14.7-47.9) × 6 × 5
Max. charge / discharge current [A]	30 × 2	30 × 2
Nominal voltage [V]	204.8-665.6	204.8-665.6
Power [kW]	(6.1-19.9) × 6 × 5	(6.1-19.9) × 6 × 5

②T58

Figure 13 X3 Ultra + BMS Parallel Box G2 +

EPS Parallel Box G2.1-150K(adaptable with X3 Ultra)+T58

Table 12 Basic Data for External switching parallel Solution

	T-BAT H 5.8
Adaptable Quantity	（4 or 6 or 8） × 2 × 5 pcs
Total Capacity[kWh]	(23 or 34.6 or 46.1) × 2 × 5
Max. charge / discharge current [A]	30 × 2
Nominal voltage [V]	230.4 or 345.6 or 460.8
Power [kW]	(6.9 or 10.4 or 13.8)× 2 × 5

③T30

Figure 14 X3 Ultra + BMS Parallel Box G2 +EPS Parallel Box G2.1-150K+T30

Table 13 Basic Data for External switching parallel Solution

	T-BAT H 3.0
Adaptable Quantity	(4 or 6 or 8) × 2× 5 pcs
Total Capacity[kWh]	(12.3-24.6) × 2 × 5
Max. charge / discharge current [A]	30 × 2
Nominal voltage [V]	204.8 -409.6
Power [kW]	（6.1-12.2）× 2× 5

3. X3-Ultra external-switching 10 pcs parallel programme is being planned, please stay tuned!

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