Skip to content

Exclusively for business customers: solar products, personal support & top conditions.

Exclusively for business customers: solar products, personal support & top conditions.

Search

Solar modules
Batteries
Electronics
Installation
Powerstation
House installation
EcoFlow Power Kit
Manufacturer
SALE

Wattstunde | B2B Shop

Login
- To Customer Account
- Registration for New Customers
Cart
0 items

Language

Help and Contact

Help and Contact

Language

Industry / Special solutions

Lithium Batteries | LiFePO4
AGM batteries
Accessories for batteries

DC-DC converter
Charging Booster B2B Charger
Chargers

Fastening systems
Cable
Mounting material
Plugs & adapters
Tool

Individual devices
Additional batteries
Accessories for power stations

Home storage
Accessories for home installation

Complete Sets
3kVA Systems
5kVA Systems

Bergstrom
DAH Solar
EcoFlow
Helu cable
SikaFlex
Simarins
Solara
SunWare
Victron Energy
Votronic
WATT HOUR

Frame modules
Accessories for house modules

Frame modules
Foldable solar modules
Semi-flexible modules
Solar bags
Solar suitcase

with Bluetooth
without Bluetooth

WATTSTUNDE Tara Sync
Inverter 230 V
Inverter combo devices
Accessories for inverters

Battery protection & battery monitoring
Level indicators & sensors
Smart Camper

Switch
Circuit distributor

Memory
Microinverters
Solar modules for BKW
Mounts & Accessories

0

Your cart is empty

Continue shopping

Products

Filters

Sort by

Featured

Most relevant

Best selling

Alphabetically, A-Z

Alphabetically, Z-A

Price, low to high

Price, high to low

Date, old to new

Date, new to old

In stock only

Product type

Accesories (33)

Activator (2)

Adapter (14)

Adhesive (8)

Air conditioning (3)

Auxiliary battery (7)

Bag (11)

Batterie (10)

Batterieladegerät (2)

Batteriemonitor (2)

battery (48)

Battery cable (30)

Battery cables (30)

Battery Cables (2)

Battery charger (63)

Battery Charger (2)

Battery holder (7)

Battery Monitor (45)

Battery monitor (4)

Battery protection (17)

Battery Protection (6)

Battery terminal clamp (4)

bracket (39)

Braided sleeving (3)

Busbar (16)

Cable (277)

Cable lug (28)

Charge booster (3)

charge controller (53)

charger (55)

Charger for Power Station (3)

Charging booster (7)

Circuit distributor (13)

Combination device (60)

Communication and Data Transmission (12)

Connecting terminal (5)

Control panel (13)

Cooler box (4)

DC-DC converter (22)

DC-DC Converters (41)

Ferrule (2)

Flexible solar panel (50)

Flexible Solar Panel (37)

Framed solar module (11)

Framed Solar Module (10)

Framed solar panel (15)

Fuel gauge (8)

Fuse (31)

Fuse holder (8)

Gerahmtes Solarmodul (4)

Hat (2)

Heat shrink tubing (8)

Heat-shrink tubing (2)

Home storage (11)

Hybrid Inverters (20)

Inverter (20)

Isolating diode (5)

Isolation diode (4)

Isolator diode (2)

Kabel (10)

Kombigerät (2)

Kommunikation- und Datenübertragung (2)

Measuring & Display Devices (14)

Mess & Anzeigegeräte (2)

Microinverters (4)

Mounting set (3)

MPPT charge controller (19)

MPPT Charge Controller (18)

Plug (16)

Power bank (10)

Power station (19)

Primer (2)

PWM charge controller (4)

Relay (26)

Remote control (4)

Roof mount (3)

Roof penetration (8)

Sealant (3)

Shunt (14)

Sine Wave Inverter (49)

Sine wave inverter (4)

Socket (7)

Solar bag (14)

Solar fan (4)

Solar lamp (2)

Solar suitcase (3)

Solartasche (3)

Suction cup (2)

Switch (15)

Temperature sensor (13)

Terminal connector (6)

Tool (4)

Transformers (3)

Wall mount (9)

Wallbox (2)

Wechselrichter (2)

Wire end ferrule (3)

Wire ferrule (2)

Zubehör (2)

Manufacturer

3M (3)

Bergstrom (7)

Bluetti (1)

DAH Solar (3)

Deka Bonding & Sealing GmbH (8)

Deka Kleben & Dichten GmbH (1)

EcoFlow (156)

EPEVER (1)

HELUKABEL (6)

Hoymiles Power Electronics Inc. (2)

Jackery (4)

Ningbo Deye Technology Co., Ltd. (7)

Pekaway (7)

Poweroak GmbH (8)

RS PRO (2)

Shelly (2)

Sikaflex (8)

Simarine (4)

Simarins (36)

SOLARA (19)

Solarride (1)

Spelsberg (1)

STECA (13)

SunWare (73)

Super B (63)

Victron Energy (588)

VOTRONIC (168)

WAGO (12)

WATT HOUR (433)

WATTSTUNDE (17)

series

AERO (4)

Delta (10)

NOVA Base (7)

NOVA Core (10)

NOVA Lead (3)

PowerOcean (14)

PowerPulse (3)

Rapid (16)

River (4)

SOLA Ease (4)

SOLA Flex Daylight (4)

SOLA Flex Mono (7)

SOLA Frame Black (6)

SOLA Frame Daylight (9)

SOLA Frame Mono (11)

Stream (6)

TARA Sync (7)

Trail (3)

Power (W)

From to To

Battery type

AGM (8)

Annual General Meeting (4)

GEL (13)

Lead-acid (16)

LiFePO4 (70)

Lithium LCM (3)

NCM (1)

Silver (1)

Battery capacity (Ah)

From to To

Charging cycles max.

From to To

Capacity (Wh)

From to To

Length (mm)

From to To

Width (mm)

From to To

Height (mm)

From to To

Product weight (kg)

From to To

Continuous AC power (W)

From to To

DC input (solar) (V)

From to To

Max. PV input power (W)

From to To

Output voltage DC (V)

From to To

Current Impp (A)

From to To

Short-circuit current Isc (A)

From to To

Voltage Umpp (V)

From to To

Open circuit voltage Uoc (V)

From to To

Max. PV open circuit voltage (V)

From to To

Cable cross-section (mm²)

From to To

Battery voltage (V)

From to To

Filters

Sort by:

In stock only

Product type

Accesories (33)

Activator (2)

Adapter (14)

Adhesive (8)

Air conditioning (3)

Auxiliary battery (7)

Bag (11)

Batterie (10)

Batterieladegerät (2)

Batteriemonitor (2)

battery (48)

Battery cable (30)

Battery cables (30)

Battery Cables (2)

Battery charger (63)

Battery Charger (2)

Battery holder (7)

Battery Monitor (45)

Battery monitor (4)

Battery protection (17)

Battery Protection (6)

Battery terminal clamp (4)

bracket (39)

Braided sleeving (3)

Busbar (16)

Cable (277)

Cable lug (28)

Charge booster (3)

charge controller (53)

charger (55)

Charger for Power Station (3)

Charging booster (7)

Circuit distributor (13)

Combination device (60)

Communication and Data Transmission (12)

Connecting terminal (5)

Control panel (13)

Cooler box (4)

DC-DC converter (22)

DC-DC Converters (41)

Ferrule (2)

Flexible solar panel (50)

Flexible Solar Panel (37)

Framed solar module (11)

Framed Solar Module (10)

Framed solar panel (15)

Fuel gauge (8)

Fuse (31)

Fuse holder (8)

Gerahmtes Solarmodul (4)

Hat (2)

Heat shrink tubing (8)

Heat-shrink tubing (2)

Home storage (11)

Hybrid Inverters (20)

Inverter (20)

Isolating diode (5)

Isolation diode (4)

Isolator diode (2)

Kabel (10)

Kombigerät (2)

Kommunikation- und Datenübertragung (2)

Measuring & Display Devices (14)

Mess & Anzeigegeräte (2)

Microinverters (4)

Mounting set (3)

MPPT charge controller (19)

MPPT Charge Controller (18)

Plug (16)

Power bank (10)

Power station (19)

Primer (2)

PWM charge controller (4)

Relay (26)

Remote control (4)

Roof mount (3)

Roof penetration (8)

Sealant (3)

Shunt (14)

Sine Wave Inverter (49)

Sine wave inverter (4)

Socket (7)

Solar bag (14)

Solar fan (4)

Solar lamp (2)

Solar suitcase (3)

Solartasche (3)

Suction cup (2)

Switch (15)

Temperature sensor (13)

Terminal connector (6)

Tool (4)

Transformers (3)

Wall mount (9)

Wallbox (2)

Wechselrichter (2)

Wire end ferrule (3)

Wire ferrule (2)

Zubehör (2)

Manufacturer

3M (3)

Bergstrom (7)

Bluetti (1)

DAH Solar (3)

Deka Bonding & Sealing GmbH (8)

Deka Kleben & Dichten GmbH (1)

EcoFlow (156)

EPEVER (1)

HELUKABEL (6)

Hoymiles Power Electronics Inc. (2)

Jackery (4)

Ningbo Deye Technology Co., Ltd. (7)

Pekaway (7)

Poweroak GmbH (8)

RS PRO (2)

Shelly (2)

Sikaflex (8)

Simarine (4)

Simarins (36)

SOLARA (19)

Solarride (1)

Spelsberg (1)

STECA (13)

SunWare (73)

Super B (63)

Victron Energy (588)

VOTRONIC (168)

WAGO (12)

WATT HOUR (433)

WATTSTUNDE (17)

series

AERO (4)

Delta (10)

NOVA Base (7)

NOVA Core (10)

NOVA Lead (3)

PowerOcean (14)

PowerPulse (3)

Rapid (16)

River (4)

SOLA Ease (4)

SOLA Flex Daylight (4)

SOLA Flex Mono (7)

SOLA Frame Black (6)

SOLA Frame Daylight (9)

SOLA Frame Mono (11)

Stream (6)

TARA Sync (7)

Trail (3)

Power (W)

From to To

Battery type

AGM (8)

Annual General Meeting (4)

GEL (13)

Lead-acid (16)

LiFePO4 (70)

Lithium LCM (3)

NCM (1)

Silver (1)

Battery capacity (Ah)

From to To

Charging cycles max.

From to To

Capacity (Wh)

From to To

Length (mm)

From to To

Width (mm)

From to To

Height (mm)

From to To

Product weight (kg)

From to To

Continuous AC power (W)

From to To

DC input (solar) (V)

From to To

Max. PV input power (W)

From to To

Output voltage DC (V)

From to To

Current Impp (A)

From to To

Short-circuit current Isc (A)

From to To

Voltage Umpp (V)

From to To

Open circuit voltage Uoc (V)

From to To

Max. PV open circuit voltage (V)

From to To

Cable cross-section (mm²)

From to To

Battery voltage (V)

From to To

1669 products

On order

Victron SmartSolar MPPT RS 450/100-MC4

Victron SmartSolar MPPT RS 450/100-MC4

Victron SmartSolar MPPT RS 450/100-MC4

UVP 1.345,89 €

On order

Victron SmartSolar MPPT RS 450/200-MC4

Victron SmartSolar MPPT RS 450/200-MC4

Victron SmartSolar MPPT RS 450/200-MC4

UVP 2.355,01 €

Victron SmartSolar Plugable Control Display

Victron SmartSolar Plugable Control Display

Victron SmartSolar Plugable Control Display

Victron Solar Y-Splitter MC4

Victron Solar Y-Splitter MC4

UVP 28,00 €

On order

Victron Splitter Cord 16A/250V-CEE plug/2xCEE Coupling

Victron Splitter Cord 16A/250V-CEE plug/2xCEE Coupling

UVP 96,39 €

On order

Victron plug 32A/250Vac (2p/3w) for current input 32A

Victron plug 32A/250Vac (2p/3w) for current input 32A

UVP 128,52 €

Victron current transformer 100A:50mA for MultiPlus-II (20m)

Victron current transformer 100A:50mA for MultiPlus-II (20m)

Victron current transformer 100A:50mA for MultiPlus-II (20m)

UVP 94,01 €

Victron current transformer 100A:50mA for MultiPlus-II (5m)

Victron current transformer 100A:50mA for MultiPlus-II (5m)

Victron current transformer 100A:50mA for MultiPlus-II (5m)

UVP 45,22 €

Victron Energy Meter EM24 - 3-phase - max 65A/Phase Ethernet

Victron Energy Meter EM24 - 3-phase - max 65A/Phase Ethernet

Victron Energy Meter EM24 - 3-phase - max 65A/Phase Ethernet

On order

Victron Sun Inverter 12/250-15 IEC

Victron Sun Inverter 12/250-15 IEC

Victron Sun Inverter 12/250-15 IEC

Victron Temperature Sensor for BMV-702/712

Victron Temperature Sensor for BMV-702/712

Victron temperature sensor for BlueSolar PWM-Pro

Victron temperature sensor for BlueSolar PWM-Pro

UVP 13,09 €

Victron temperature sensor QUA/PMP/Venus GX

Victron temperature sensor QUA/PMP/Venus GX

UVP 28,56 €

On order

Victron UFR1001E Relay

Victron UFR1001E Relay

UVP 1.001,98 €

On order

Victron USB extension cable 0.3m angled

Victron USB extension cable 0.3m angled

UVP 9,00 €

On order

Victron VE transfer switch 10 kVA, single phase, 200-250 Vac

Victron VE transfer switch 10 kVA, single phase, 200-250 Vac

Victron VE transfer switch 10 kVA, single phase, 200-250 Vac

UVP 465,29 €

On order

Victron VE transfer switch 5 kVA, single phase, 200-250 Vac

Victron VE transfer switch 5 kVA, single phase, 200-250 Vac

Victron VE transfer switch 5 kVA, single phase, 200-250 Vac

UVP 376,04 €

Re-stocking soon

Victron VE.Bus BMS NG

Victron VE.Bus BMS NG

Victron VE.Bus BMS NG

UVP 189,21 €

Victron VE.Bus BMS V2

Victron VE.Bus BMS V2

UVP 189,21 €

On order

Victron VE.Can adapter for resistive tank sensors

Victron VE.Can adapter for resistive tank sensors

UVP 403,41 €

Victron VE.Can to CAN-Bus BMS Type A cable 1.8 m

Victron VE.Can to CAN-Bus BMS Type A cable 1.8 m

Victron VE.Can to CAN-bus BMS type A cable 5 m

Victron VE.Can to CAN-bus BMS type A cable 5 m

Victron VE.Can RJ45 termination resistor

Victron VE.Can RJ45 termination resistor

UVP 10,00 €

On order

Victron VE.Can power cable

Victron VE.Can power cable

UVP 38,08 €

NEWSLETTER REGISTRATION

Sign up for our newsletter now and never miss an update.

Thank you! You have successfully signed up.

Reliable shipping

DHL, DPD, Hellmann

Personal advice

On site, by phone and by email

Purchase on account

For our existing customers

WATTSTUNDE GmbH

Bessemerstraße 3
21339 Lüneburg

vertrieb@wattstunde.de

+49 (0) 4131 69 96 494

Send email  or via our contact form

Information

About Us
Contact
B2B registration
Returns
Battery law information

Legal information

imprint
Terms and Conditions
Privacy Policy
Payment information
Shipping information

Competent advice for your project and products at attractive conditions?

Our sales team will be happy to help you.

Opening hours
Mon - Thurs: 8am - 5pm | Fri: 8am - 3pm

Warehouse collection times
Mon - Thurs: 9am - 4pm | Fri: 9am - 2pm

Country

Language

© 2026 Wattstunde | B2B Shop