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Victron Energy Cyrix-i 24/48V-400A intelligent battery combiner (CYR020400000)

Model: Cyrix-i 24/48V-400A · SKU: CYR020400000

Prepared Nov 14, 2026

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Common specifications

Device type	Intelligent battery combiner (microprocessor controlled heavy duty contactor, four connect/disconnect profiles)Source [1, 2]
Input voltage	18 to 72 VNeeds confirmationSource See note below[1, 2, 3]
Output voltage	Not documented
Power	Not documented
Maximum output current	400 ASource [1, 2, 3]
Isolation	Not documented
Rated power (VA)	Not documented
AC configuration	Not documented
AC frequency	Not documented
Battery voltage	24 V and 48 V (automatic detection)Source [2, 3]
Balance current	Not documented
Connection	Not documented
Efficiency	Not documented
Communications	Not documented
Enclosure	Not documented
Safety listing	Not documented
Mounting	Not documented
Operating temperature	Not documented
Weight	0.9 kg2 lb convertedSource [2, 3]
Dimensions	110 D × 102 W × 78 H mm4.33 D × 4.02 W × 3.1 H in convertedSource [2, 3]
Enclosure volume	0.88 L** Calculated from recorded external dimensions
Warranty term	Not documented

All recorded specifications

Battery voltage	24 V and 48 V (automatic detection)Documented claim Conditions The datasheet prints "The Cyrix-i automatically detects system voltage."; the API prints '24V or 48V (automatic detection)' for CYR020400000. Over voltage disconnect is printed as 32V @24V / 64V @48V in the API. Location: Datasheet page 1, 12/24 V and 24/48 V auto ranging; API field nominalBatteryVoltage The datasheet prints "The Cyrix-i automatically detects system voltage."; the API prints '24V or 48V (automatic detection)' for CYR020400000. Over voltage disconnect is printed as 32V @24V / 64V @48V in the API. Location: Datasheet page 1, 12/24 V and 24/48 V auto ranging; API field nominalBatteryVoltage Official datasheet · Victron Energy datasheet: Cyrix-i 400 A 12/24 V and 24/48 V (November 1, 2026 capture)Official product page · Victron Energy public API record for SKU CYR020400000 (Cyrix Battery Combiners) (November 1, 2026 capture) [2, 3]
Device type	Intelligent battery combiner (microprocessor controlled heavy duty contactor, four connect/disconnect profiles)Documented claim Conditions The manual prints that the Cyrix-i 400 is a microprocessor controlled heavy duty contactor that connects batteries in parallel when one battery has reached a pre-set voltage, and prints four connect/disconnect profiles; the datasheet adds a micro switch for remote monitoring and a bicolour LED. Location: Manual, English section and Four different connect/disconnect profiles; datasheet page 1 The manual prints that the Cyrix-i 400 is a microprocessor controlled heavy duty contactor that connects batteries in parallel when one battery has reached a pre-set voltage, and prints four connect/disconnect profiles; the datasheet adds a micro switch for remote monitoring and a bicolour LED. Location: Manual, English section and Four different connect/disconnect profiles; datasheet page 1 Official instruction manual · Victron Energy manual: Cyrix-i 12/24-400 and Cyrix-i 24/48-400 intelligent battery combiner (EN, NL, FR, DE, ES) (November 1, 2026 capture)Official datasheet · Victron Energy datasheet: Cyrix-i 400 A 12/24 V and 24/48 V (November 1, 2026 capture) [1, 2]
Dimensions	110 D × 102 W × 78 H mm4.33 D × 4.02 W × 3.1 H in convertedDocumented claim Conditions Printed as 78 x 102 x 110 mm once for both models; the manual prints no dimensions. Victron's API prints the same for CYR020400000. Location: Datasheet page 1, Dimensions h x w x d (printed once for both models); API fields height, width, depth Printed as 78 x 102 x 110 mm once for both models; the manual prints no dimensions. Victron's API prints the same for CYR020400000. Location: Datasheet page 1, Dimensions h x w x d (printed once for both models); API fields height, width, depth Official datasheet · Victron Energy datasheet: Cyrix-i 400 A 12/24 V and 24/48 V (November 1, 2026 capture)Official product page · Victron Energy public API record for SKU CYR020400000 (Cyrix Battery Combiners) (November 1, 2026 capture) [2, 3]
Input voltage	18 to 72 VNeeds confirmationThe Cyrix-i 400 manual (Rev 06) prints 18-72 VDC for the 24/48 model; the datasheet and Victron's API print 16-72 VDC. The manual value is shown. Conditions The manual prints 18-72 VDC for the 24/48 model; the datasheet prints 16-72 VDC and the API [16, 72] V; that range is kept as an alternative. Location: Manual specification table, Input voltage 24/48 model; datasheet page 1, same row; API field inputVoltageRange The manual prints 18-72 VDC for the 24/48 model; the datasheet prints 16-72 VDC and the API [16, 72] V; that range is kept as an alternative. Location: Manual specification table, Input voltage 24/48 model; datasheet page 1, same row; API field inputVoltageRange Official instruction manual · Victron Energy manual: Cyrix-i 12/24-400 and Cyrix-i 24/48-400 intelligent battery combiner (EN, NL, FR, DE, ES) (November 1, 2026 capture)Official datasheet · Victron Energy datasheet: Cyrix-i 400 A 12/24 V and 24/48 V (November 1, 2026 capture)Official product page · Victron Energy public API record for SKU CYR020400000 (Cyrix Battery Combiners) (November 1, 2026 capture) [1, 2, 3]
Maximum output current	400 ADocumented claim Conditions Printed as the continuous current (400 A) once for both models; the peak current is printed as 2000 A during 1 second. Location: Manual specification table, Continuous current (printed once for both models); datasheet page 1; API field continuousCurrent Printed as the continuous current (400 A) once for both models; the peak current is printed as 2000 A during 1 second. Location: Manual specification table, Continuous current (printed once for both models); datasheet page 1; API field continuousCurrent Official instruction manual · Victron Energy manual: Cyrix-i 12/24-400 and Cyrix-i 24/48-400 intelligent battery combiner (EN, NL, FR, DE, ES) (November 1, 2026 capture)Official datasheet · Victron Energy datasheet: Cyrix-i 400 A 12/24 V and 24/48 V (November 1, 2026 capture)Official product page · Victron Energy public API record for SKU CYR020400000 (Cyrix Battery Combiners) (November 1, 2026 capture) [1, 2, 3]
Weight	0.9 kg2 lb convertedDocumented claim Conditions Printed as 0,9 kg (2.0 lbs) once for both models; the manual prints no weight. Victron's API prints 0.9 kg for CYR020400000. Location: Datasheet page 1, Weight (printed once for both models); API field weight Printed as 0,9 kg (2.0 lbs) once for both models; the manual prints no weight. Victron's API prints 0.9 kg for CYR020400000. Location: Datasheet page 1, Weight (printed once for both models); API field weight Official datasheet · Victron Energy datasheet: Cyrix-i 400 A 12/24 V and 24/48 V (November 1, 2026 capture)Official product page · Victron Energy public API record for SKU CYR020400000 (Cyrix Battery Combiners) (November 1, 2026 capture) [2, 3]

Warranty

Certificate records

No records documented.

Sources and revisions

Victron Energy manual: Cyrix-i 12/24-400 and Cyrix-i 24/48-400 intelligent battery combiner (EN, NL, FR, DE, ES) (November 1, 2026 capture)Official instruction manual · Revision Rev 06, 08-06-2022 · Checked Nov 1, 2026https://www.victronenergy.com/upload/documents/Manual-Cyrix-i-400-EN-NL-FR-DE-ES.pdf
Victron Energy datasheet: Cyrix-i 400 A 12/24 V and 24/48 V (November 1, 2026 capture)Official datasheet · Checked Nov 1, 2026https://www.victronenergy.com/upload/documents/Datasheet-Cyrix-i-400A-EN.pdf
Victron Energy public API record for SKU CYR020400000 (Cyrix Battery Combiners) (November 1, 2026 capture)Official product page · Revision Victron record modified 2025-09-15 13:46:23 · Checked Nov 1, 2026https://www.victronenergy.com/api/v1/product/sku/CYR020400000?format=json
Victron Energy price list EUR C, 2026 Q3Official document · Revision 2026-Q3 · Checked Sep 19, 2026https://www.victronenergy.com/media/pricelist/Pricelist_Victron_EUR_C_2026-Q3_Web.pdf