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Victron Energy Cyrix-Li-load 12/24V-120A BMS-controlled Cyrix relay (CYR010120450)

Model: Cyrix-Li-load 12/24V-120A · SKU: CYR010120450

Prepared Nov 14, 2026

Common specifications

Device type
BMS-controlled load disconnect relay for LiFePO4 systems (VE.Bus BMS controllable Cyrix)Source [1, 2]
Input voltageNot documented
Output voltageNot documented
PowerNot documented
Maximum output current
120 ASource [1, 2]
IsolationNot documented
Rated power (VA)Not documented
AC configurationNot documented
AC frequencyNot documented
Battery voltage
12 V and 24 VSource [1, 2]
Balance currentNot documented
ConnectionNot documented
EfficiencyNot documented
CommunicationsNot documented
Enclosure
IP54Source [1, 2]
Safety listingNot documented
MountingNot documented
Operating temperatureNot documented
Weight
0.11 kg0.24 lb convertedSource [1, 2]
Dimensions
80 D × 46 W × 46 H mm3.1 D × 1.8 W × 1.8 H in convertedSource [1, 2]
Enclosure volume0.17 L** Calculated from recorded external dimensions
Warranty termNot documented

All recorded specifications

Battery voltage
12 V and 24 VDocumented claim
Conditions

The model is printed as "Cyrix-Li-load 12/24-120" in the datasheet header; the API prints '12V or 24V' for CYR010120450.

Location: Datasheet page 1, model header (Cyrix-Li-load 12/24-120); API field nominalBatteryVoltage

The model is printed as "Cyrix-Li-load 12/24-120" in the datasheet header; the API prints '12V or 24V' for CYR010120450.

Location: Datasheet page 1, model header (Cyrix-Li-load 12/24-120); API field nominalBatteryVoltage

[1, 2]
Device type
BMS-controlled load disconnect relay for LiFePO4 systems (VE.Bus BMS controllable Cyrix)Documented claim
Conditions

The datasheet prints that several VE.Bus BMS controllable Cyrix switches are available to shut down loads or chargers the BMS cannot control directly; the Cyrix-Li-load disconnects loads when the VE.Bus BMS signals imminent cell under voltage; it disengages when its control input becomes free floating and re-engages after 30 seconds, up to 3 attempts. The datasheet names a BatteryProtect as the alternative. The control input row is printed once: "The Cyrix engages when the control input is high (appr. Battery voltage) The Cyrix disengages when the control input is left free floating or pulled low".

Location: Datasheet page 1, model header and Cyrix-Li-load description; API field controlInput

The datasheet prints that several VE.Bus BMS controllable Cyrix switches are available to shut down loads or chargers the BMS cannot control directly; the Cyrix-Li-load disconnects loads when the VE.Bus BMS signals imminent cell under voltage; it disengages when its control input becomes free floating and re-engages after 30 seconds, up to 3 attempts. The datasheet names a BatteryProtect as the alternative. The control input row is printed once: "The Cyrix engages when the control input is high (appr. Battery voltage) The Cyrix disengages when the control input is left free floating or pulled low".

Location: Datasheet page 1, model header and Cyrix-Li-load description; API field controlInput

[1, 2]
Dimensions
80 D × 46 W × 46 H mm3.1 D × 1.8 W × 1.8 H in convertedDocumented claim
Conditions

Printed as 46 x 46 x 80 mm once for every model. Victron's API prints the same for CYR010120450.

Location: Datasheet page 1, Dimensions h x w x d (printed once for every model); API fields height, width, depth

Printed as 46 x 46 x 80 mm once for every model. Victron's API prints the same for CYR010120450.

Location: Datasheet page 1, Dimensions h x w x d (printed once for every model); API fields height, width, depth

[1, 2]
Enclosure
IP54Documented claim
Conditions

Printed as IP54 once for every model.

Location: Datasheet page 1, Protection category (printed once for every model); API field protectionCategory

Printed as IP54 once for every model.

Location: Datasheet page 1, Protection category (printed once for every model); API field protectionCategory

[1, 2]
Maximum output current
120 ADocumented claim
Conditions

Printed once for the Cyrix-Li-load, Cyrix-Li-Charge and Cyrix-Li-ct columns as the continuous current and breaking capacity at 12 V or 24 V (120 A).

Location: Datasheet page 1, Continuous current and breaking capacity at 12 V or 24 V row (one cell spanning the Cyrix-Li-load columns); API field continuousCurrent1224

Printed once for the Cyrix-Li-load, Cyrix-Li-Charge and Cyrix-Li-ct columns as the continuous current and breaking capacity at 12 V or 24 V (120 A).

Location: Datasheet page 1, Continuous current and breaking capacity at 12 V or 24 V row (one cell spanning the Cyrix-Li-load columns); API field continuousCurrent1224

[1, 2]
Weight
0.11 kg0.24 lb convertedDocumented claim
Conditions

Printed as 0,11 kg once for every model. Victron's API prints 0.11 kg for CYR010120450.

Location: Datasheet page 1, Weight (printed once for every model); API field weight

Printed as 0,11 kg once for every model. Victron's API prints 0.11 kg for CYR010120450.

Location: Datasheet page 1, Weight (printed once for every model); API field weight

[1, 2]

Warranty

Certificate records

No records documented.

Sources and revisions

  1. Victron Energy datasheet: Cyrix Li-ion 120 A series (Cyrix-Li-load, Cyrix-Li-Charge, Cyrix-Li-ct) (November 1, 2026 capture)Official datasheet · Checked https://www.victronenergy.com/upload/documents/Datasheet-Cyrix-Li-ion-120-A-EN.pdf
  2. Victron Energy public API record for SKU CYR010120450 (Cyrix Battery Combiners) (November 1, 2026 capture)Official product page · Revision Victron record modified 2025-09-15 13:46:23 · Checked https://www.victronenergy.com/api/v1/product/sku/CYR010120450?format=json
  3. Victron Energy price list EUR C, 2026 Q3Official document · Revision 2026-Q3 · Checked https://www.victronenergy.com/media/pricelist/Pricelist_Victron_EUR_C_2026-Q3_Web.pdf