Webasto RV Catalog 2025-26 EN

Expanse water heater

Hybrid solutions Hybrid 3, 5 and 7

Scopes of delivery

The advantages of the Expanse water heater:  Underfloor or onboard installation possible  Fast heat up and reheat  Robust design  Gas and electric power options  Compact and lightweight

Three smart solutions Choose between our Hybrid 3, Hybrid 5 and Hybrid 7:  Hybrid 3: heat output 2 kW (Air Top 2000 STC) + 1.35 kW (Expanse water heater): compact solution for campervans  Hybrid 5: heat output 4 kW (Air Top Evo 40) + 1.35 kW (Expanse water heater)  Hybrid 7: heat output 5.5 kW (Air Top Evo 55) + 1.35 kW (Expanse water heater)  Hybrid 3, 5 and 7 can be combined with an additional electrical heater for water heating: Hybrid 3 E, Hybrid 5 E and Hybrid 7 E

The advantages of Hybrid solutions:  Compact diesel-fueled space heating and gas-fueled hot water heating  Flexible installation onboard or underfloor  Gas-fueled water heating optionally available with electric auxiliary heating when connected to mains voltage  Space-saving air distribution with only 60 mm diameter available for compact vehicles (Hybrid 3)

1.

2.

5.

Order numbers scope of delivery: Expanse Gas water heater underfloor

or +

WHSETWL8211A

3.

4.

Expanse Gas Elec water heater underfloor Expanse Gas water heater onboard Expanse Gas Elec water heater onboard

WHSETWL8212A

Air Top 2000 STC

Air Top Evo 40 or 55

SOD Expanse underfloor

SOD Expanse onboard

Description

WHSETWL8201A

WHSETWL8202A

Water heater 8 L – underfloor model, (1.)

Expanse water heater*

n

Water heater 8 L – onboard model, (2.)

New

New

New

* KTW certification available for all Expanse water heaters.

n

Technical specifications

Wiring harness 7 m control panel to heater & 12 V harness

n

n

Air Top (Diesel) + Whale Expanse gas only water heater

Air Top (Diesel) + Whale Expanse gas electric water heater

2 m exhaust kit

n

n

3 off exhaust brackets, 100, 80 and 60 mm

Hybrid 3

Hybrid 5

Hybrid 7

Hybrid 3 E Hybrid 5 E Hybrid 7 E

n

n

Vacuum relief valve

Heating power (kW) Cabin air heater

n

n

0.9 – 2.0

1.5 – 4

1.5 – 5.5

0.9 – 2.0

1.5 – 4

1.5 – 5.5

Drain pipe (5.)

n

1.35 1.35

1.35 1.35

1.35 1.35

1.35 1.35

1.35 1.35

1.35 1.35

Water heater

Installation & operating instruction

n

n

Gas (kW)

0.75 / 1.5

0.75 / 1.5

0.75 / 1.5

LIN “Heat Control” panel gas only, depending on heater selection (3.) LIN “Heat Control” panel gas & electric, depending on heater selection (4.)

Electric (kW)

n

n

0.12 – 0.24

0.18 – 0.49

0.18 – 0.67

0.12 – 0.24

0.18 – 0.49

0.18 – 0.67

Diesel consumption (l/h)

n

n

98 12

98 12

98 12

98 12

98 12

98 12

Gas consumption (g/h)

Rated voltage (V)

Rated power consumption Cabin air heater (W)

15 – 30

15 – 55

15 – 130 max. 0.48

15 – 30

15 – 55

15 – 130 max. 0.48

max. 0.48

max. 0.48

max. 0.48

max. 0.48

Water heater (A)

93

140

220

93

140

220

Air flow (m 3 / h)

8

8

8

8

8

8

Water capacity (l)

26

26

26

26

26

26

Approximate water heat up times (15 to 70°C) (min.) Dimensions L x W x H (mm) Cabin air heater

310 x 120 x 118 522 x 262 x 180

423 x 148 x 162 522 x 262 x 180

423 x 148 x 162 522 x 262 x 180

310 x 120 x 118 522 x 262 x 180

423 x 148 x 162 522 x 262 x 180

423 x 148 x 162 522 x 262 x 180

Water heater

For order numbers of Air Top 2000 STC, Air Top Evo 40 and Air Top Evo 55 please refer to pages 22 – 27 in this catalog. Please contact Webasto sales partners for Whale spare part inquiries.

Weight (kg) Cabin air heater

2.6

5.9

5.9

2.6

5.9

5.9

4.0 – 4.5

4.0 – 4.5

4.0 – 4.5

4.0 – 4.5

4.0 – 4.5

4.0 – 4.5

Water heater

80

81

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