Tube cross-reference

6AQ5 alternatives, equivalents, and replacements

Review exact electrical variations and directional substitutions recorded for the 6AQ5 power - beam (not sweep). Compare core specifications and verify every restriction before using a replacement.

Replacement tubes for 6AQ5

The following tubes are recorded as possible replacements for 6AQ5. This direction does not establish that 6AQ5 can replace them.

6L31

Power - Beam (NOT sweep)

Foreign To American

The database records 6L31 as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	7BZ
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

EL90

Power - Beam (NOT sweep)

Foreign To American

The database records EL90 as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	Not recorded
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

N727

Power - Beam (NOT sweep)

Foreign To American

The database records N727 as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	Not recorded
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

6005

Power - Beam (NOT sweep)

Receiving To Industrial Tubes

The database records 6005 as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	Not recorded
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

6095

Power - Beam (NOT sweep)

Receiving To Industrial Tubes

The database records 6095 as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	Not recorded
Socket	B7G	Not recorded
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

6669

Power - Beam Single (NOT sweep) (under 10W)

Receiving To Industrial Tubes

The database records 6669 as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - Beam Single (NOT sweep) (under 10W)
Construction	BeamPower	BeamPower
Base	7BZ	7BZ
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

6AQ5W

Power - Beam (NOT sweep)

Receiving To Industrial Tubes

The database records 6AQ5W as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	7BZ
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

6AQ5A

Power - TV Vertical Output

Receiving Tubes

The database records 6AQ5A as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - TV Vertical Output
Construction	BeamPower	BeamPower
Base	7BZ	7BZ
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

6BM5

Power - Pentode Single (NOT beam) (under 10W)

Receiving Tubes

The database records 6BM5 as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - Pentode Single (NOT beam) (under 10W)
Construction	BeamPower	Pentode
Base	7BZ	7BZ
Socket	B7G	B9A
Base pins	7	9
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

6HG5

Power - Beam (NOT sweep)

Receiving Tubes

The database records 6HG5 as a possible replacement for6AQ5.

No special restrictions are recorded for this substitution.

Specification	Original tube	Replacement
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	Not recorded
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

Where 6AQ5 can be used as the replacement

In these recorded relationships, 6AQ5 is the replacement tube. The listed original tubes are not automatically suitable as replacements for 6AQ5.

6L31

Power - Beam (NOT sweep)

American To Foreign

The database records 6AQ5 as a possible replacement for6L31.

No special restrictions are recorded for this substitution.

Specification	6AQ5 replacement	Original tube
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	7BZ
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

EL90

Power - Beam (NOT sweep)

American To Foreign

The database records 6AQ5 as a possible replacement forEL90.

No special restrictions are recorded for this substitution.

Specification	6AQ5 replacement	Original tube
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	Not recorded
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

N727

Power - Beam (NOT sweep)

American To Foreign

The database records 6AQ5 as a possible replacement forN727.

No special restrictions are recorded for this substitution.

Specification	6AQ5 replacement	Original tube
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	Not recorded
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

6BM5

Power - Pentode Single (NOT beam) (under 10W)

Receiving Tubes

The database records 6AQ5 as a possible replacement for6BM5.

No special restrictions are recorded for this substitution.

Specification	6AQ5 replacement	Original tube
Tube type	Power - Beam (NOT sweep)	Power - Pentode Single (NOT beam) (under 10W)
Construction	BeamPower	Pentode
Base	7BZ	7BZ
Socket	B7G	B9A
Base pins	7	9
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

6DS5

Power - Beam Single (NOT sweep) (under 10W)

Receiving Tubes

The database records 6AQ5 as a possible replacement for6DS5.

Parallel heater circuits only

Specification	6AQ5 replacement	Original tube
Tube type	Power - Beam (NOT sweep)	Power - Beam Single (NOT sweep) (under 10W)
Construction	BeamPower	BeamPower
Base	7BZ	7BZ
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.8 A

6HG5

Power - Beam (NOT sweep)

Receiving Tubes

The database records 6AQ5 as a possible replacement for6HG5.

Parallel heater circuits only
No-warmup series circuits only

Specification	6AQ5 replacement	Original tube
Tube type	Power - Beam (NOT sweep)	Power - Beam (NOT sweep)
Construction	BeamPower	BeamPower
Base	7BZ	Not recorded
Socket	B7G	B7G
Base pins	7	7
Sections	1	1
Heater voltage	6.3 V	6.3 V
Heater current	0.45 A	0.45 A

Verify before substituting

Matching a base or heater voltage is not enough to prove that two tubes are interchangeable. Check pin connections, heater current, maximum ratings, bias requirements, warm-up behavior, and the equipment manufacturer’s service documentation before making a substitution.

View the complete 6AQ5 specifications →