The V453 is a straight amplifier pentode. It has the British 1930s standard 4.0 Volt heater but at less than the standard 1.0 Amp but was introduced in the mid to late 1940's.

The classic envelope is 32 mm in diameter and, excluding the MO base pins, is 90 mm tall.

References: ¹⁰⁴⁰ & ¹⁰⁴³.

 
Pin Connections

MO	1	2	3	4	5	6	7	8	tc
	h	k	a	g2	g3	m	-	h	g1

 
Absolute Maximum Operating Conditions^¶

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	4.0	0.65	250	100	-1.75	4.5	0.8	2.0